Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
9301	Solve for x	7-4yi=9x+3i	$7 - 4 y i = 9 x + 3 i$
9302	Solve for x	7sin(x)cos(x)^2=7sin(x)	$7 \sin (x) \cos^{2} (x) = 7 \sin (x)$
9303	Solve for x	7x=2x^2+1	$7 x = 2 x^{2} + 1$
9304	Solve for x	7+6 natural log of x=9	$7 + 6 \ln (x) = 9$
9305	Solve for x	7=1+1.3 natural log of x+1	$7 = 1 + 1.3 \ln (x + 1)$
9306	Solve for x	7x^5e^(-3x)-8x^6e^(-3x)=0	$7 x^{5} e^{- 3 x} - 8 x^{6} e^{- 3 x} = 0$
9307	Solve for x	7+ log base 2 of 2x-1=5	$7 + \log_{2} (2 x - 1) = 5$
9308	Solve for x	7x^3e^(-4x)-5x^4e^(-4x)=0	$7 x^{3} e^{- 4 x} - 5 x^{4} e^{- 4 x} = 0$
9309	Solve for x	7e^(2x)-5=58	$7 e^{2 x} - 5 = 58$
9310	Solve for x	7e^(6x)=4e^(9-3x)	$7 e^{6 x} = 4 e^{9 - 3 x}$
9311	Solve for x	natural log of x+ natural log of x+1 = natural log of 42	$\ln (x) + \ln (x + 1) = \ln (42)$
9312	Solve for x	7e^x=16	$7 e^{x} = 16$
9313	Solve for x	cos(x)=4/5	$\cos (x) = \frac{4}{5}$
9314	Solve for x	cos(x) = square root of 1/2	$\cos (x) = \sqrt{\frac{1}{2}}$
9315	Solve for x	cos(x)=3/2	$\cos (x) = \frac{3}{2}$
9316	Solve for x	cos(x)=-2/3	$\cos (x) = - \frac{2}{3}$
9317	Solve for x	cos(x)=-3/( square root of 13)	$\cos (x) = - \frac{3}{\sqrt{13}}$
9318	Solve for x	cos(x)=cot(x)	$\cos (x) = \cot (x)$
9319	Solve for x	cos(x)-1=sin(x)	$\cos (x) - 1 = \sin (x)$
9320	Solve for x	cos(x)-sin(2x)=0	$\cos (x) - \sin (2 x) = 0$
9321	Solve for x	cos(7x)=-1	$\cos (7 x) = - 1$
9322	Solve for x	cos(7x)=0	$\cos (7 x) = 0$
9323	Solve for x	cos(4x)=( square root of 2)/2	$\cos (4 x) = \frac{\sqrt{2}}{2}$
9324	Solve for x	cos(5x)=0	$\cos (5 x) = 0$
9325	Solve for x	cos(x)+1=-cos(x)	$\cos (x) + 1 = - \cos (x)$
9326	Solve for x	cos(x)+1=sin(x)	$\cos (x) + 1 = \sin (x)$
9327	Solve for x	cos(pix)=-0.6	$\cos (π x) = - 0.6$
9328	Solve for x	cos(sin(x))=1	$\cos (\sin (x)) = 1$
9329	Solve for x	cos(x)*(cos(x)-1)=0	$\cos (x) \cdot (\cos (x) - 1) = 0$
9330	Solve for x	cos(x)=-( square root of 3)/3	$\cos (x) = - \frac{\sqrt{3}}{3}$
9331	Convert to Interval Notation	6/(x-1)-6/x>=1	$\frac{6}{x - 1} - \frac{6}{x} \geq 1$
9332	Solve for x	90+pi/10+x=180	$90 + \frac{π}{10} + x = 180$
9333	Solve for x	cos(2x)+cos(4x)=0	$\cos (2 x) + \cos (4 x) = 0$
9334	Solve for x	cos(2x)+cos(x)+1=0	$\cos (2 x) + \cos (x) + 1 = 0$
9335	Solve for x	cos(174)=x/383	$\cos (174) = \frac{x}{383}$
9336	Solve for x	cos(2x)- square root of 3sin(x)=1	$\cos (2 x) - \sqrt{3} \sin (x) = 1$
9337	Solve for x	cos(11x)=0	$\cos (11 x) = 0$
9338	Solve for x	cos(x/3)=-( square root of 3)/2	$\cos (\frac{x}{3}) = - \frac{\sqrt{3}}{2}$
9339	Solve for x	9=3^(x+1)	$9 = 3^{x + 1}$
9340	Solve for x	cos(pi/6)=x	$\cos (\frac{π}{6}) = x$
9341	Solve for x	cos(x/2)=-( square root of 3)/2	$\cos (\frac{x}{2}) = - \frac{\sqrt{3}}{2}$
9342	Solve for x	9 log of 2x-1=3	$9 \log (2 x - 1) = 3$
9343	Solve for x	a(x+b)=bx+c	$a (x + b) = b x + c$
9344	Solve for x	A=600+20x	$A = 600 + 20 x$
9345	Solve for x	C=0.007(x)^2+2.8x+100	$C = 0.007 {(x)}^{2} + 2.8 x + 100$
9346	Solve for x	natural log of ((2x+1)(x-9))/(x^2)=0	$\ln (\frac{(2 x + 1) (x - 9)}{x^{2}}) = 0$
9347	Solve for x	j(-1)=x^2-2x-2	$j (- 1) = x^{2} - 2 x - 2$
9348	Solve for x	natural log of square root of x+4=2	$\ln (\sqrt{x + 4}) = 2$
9349	Solve for x	natural log of x^2=( natural log of x)^2	$\ln (x^{2}) = \ln^{2} (x)$
9350	Solve for x	natural log of e^x- natural log of e^4 = natural log of e^5	$\ln (e^{x}) - \ln (e^{4}) = \ln (e^{5})$
9351	Solve for x	natural log of e^x=x	$\ln (e^{x}) = x$
9352	Solve for x	natural log of e^x-8 natural log of e = natural log of e^9	$\ln (e^{x}) - 8 \ln (e) = \ln (e^{9})$
9353	Solve for x	natural log of square root of x+2=3	$\ln (\sqrt{x + 2}) = 3$
9354	Solve for x	natural log of e^(-2x)=8	$\ln (e^{- 2 x}) = 8$
9355	Solve for x	natural log of e^(x^2-3x)=10	$\ln (e^{x^{2} - 3 x}) = 10$
9356	Solve for x	natural log of e^(12x)=60	$\ln (e^{12 x}) = 60$
9357	Solve for x	natural log of e^x=17	$\ln (e^{x}) = 17$
9358	Solve for x	natural log of e^x=10	$\ln (e^{x}) = 10$
9359	Solve for x	natural log of e^8=x	$\ln (e^{8}) = x$
9360	Solve for x	csc(x)=16sin(x)	$\csc (x) = 16 \sin (x)$
9361	Solve for x	cot(x)+csc(x)=1	$\cot (x) + \csc (x) = 1$
9362	Solve for x	cot(x)sec(x)^4=cot(x)+2tan(x)+tan(x)^3	$\cot (x) \sec^{4} (x) = \cot (x) + 2 \tan (x) + \tan^{3} (x)$
9363	Solve for x	cot(3x)=( square root of 3)/3	$\cot (3 x) = \frac{\sqrt{3}}{3}$
9364	Solve for x	cot(x/2)=1	$\cot (\frac{x}{2}) = 1$
9365	Solve for x	cos(x+pi)-cos(x)-1=0	$\cos (x + π) - \cos (x) - 1 = 0$
9366	Solve for x	csc(x)=0	$\csc (x) = 0$
9367	Solve for x	csc(x)=6	$\csc (x) = 6$
9368	Solve for x	cot(x)-csc(x)=1	$\cot (x) - \csc (x) = 1$
9369	Solve for x	cot(x)sin(x)+cot(x)=0	$\cot (x) \sin (x) + \cot (x) = 0$
9370	Solve for x	f(-8x)=-7+(6(-8x)+1)/(-8x)	$f (- 8 x) = - 7 + \frac{6 (- 8 x) + 1}{- 8 x}$
9371	Solve for x	natural log of x+ natural log of x-2 = natural log of x+4	$\ln (x) + \ln (x - 2) = \ln (x + 4)$
9372	Solve for x	natural log of x+ natural log of x-4 = natural log of 2x	$\ln (x) + \ln (x - 4) = \ln (2 x)$
9373	Solve for x	natural log of x=-18	$\ln (x) = - 18$
9374	Solve for x	natural log of x=x^3-1	$\ln (x) = x^{3} - 1$
9375	Solve for x	natural log of x+ natural log of x+10=2	$\ln (x) + \ln (x + 10) = 2$
9376	Solve for x	natural log of x+ natural log of x+10=5	$\ln (x) + \ln (x + 10) = 5$
9377	Solve for x	natural log of x+ natural log of x+2=7	$\ln (x) + \ln (x + 2) = 7$
9378	Solve for x	natural log of x+ natural log of x+3 = natural log of 18	$\ln (x) + \ln (x + 3) = \ln (18)$
9379	Solve for x	natural log of x+ natural log of x+1=8	$\ln (x) + \ln (x + 1) = 8$
9380	Solve for x	natural log of x+ natural log of 3=4	$\ln (x) + \ln (3) = 4$
9381	Solve for x	square root of 1+x+ square root of 1-x=2	$\sqrt{1 + x} + \sqrt{1 - x} = 2$
9382	Solve for x	natural log of e=x	$\ln (e) = x$
9383	Solve for x	natural log of 9x+4- natural log of x = natural log of 10	$\ln (9 x + 4) - \ln (x) = \ln (10)$
9384	Solve for x	natural log of sin(x)=0	$\ln (\sin (x)) = 0$
9385	Solve for x	natural log of 7x+6=3	$\ln (7 x + 6) = 3$
9386	Solve for x	natural log of 5x+2 = natural log of 4+ natural log of x+3	$\ln (5 x + 2) = \ln (4) + \ln (x + 3)$
9387	Solve for x	natural log of 8+x=3	$\ln (8 + x) = 3$
9388	Solve for x	natural log of 8x=4.2	$\ln (8 x) = 4.2$
9389	Solve for x	natural log of 5x+7=2	$\ln (5 x + 7) = 2$
9390	Solve for x	natural log of 5x=7.2	$\ln (5 x) = 7.2$
9391	Solve for x	natural log of x^2-12x+33=0	$\ln (x^{2} - 12 x + 33) = 0$
9392	Solve for x	natural log of x^2-6 = natural log of x	$\ln (x^{2} - 6) = \ln (x)$
9393	Solve for x	natural log of x^2-x = natural log of 20	$\ln (x^{2} - x) = \ln (20)$
9394	Solve for x	natural log of x^2+x-20=1	$\ln (x^{2} + x - 20) = 1$
9395	Solve for x	natural log of square root of x+8=3	$\ln (\sqrt{x + 8}) = 3$
9396	Solve for x	natural log of x^2-17x+71=0	$\ln (x^{2} - 17 x + 71) = 0$
9397	Solve for x	natural log of x^6=12	$\ln (x^{6}) = 12$
9398	Solve for X	natural log of (x-65)/125=-0.07x	$\ln (\frac{x - 65}{125}) = - 0.07 x$
9399	Solve for x	natural log of 11=21- natural log of x	$\ln (11) = 21 - \ln (x)$
9400	Solve for x	natural log of 2x=2.4	$\ln (2 x) = 2.4$