By cofunction identity,

\(\displaystyle{\cos{

\(\displaystyle{\cos{

Question

asked 2020-11-22

Which is \(\displaystyle\frac{{1}}{{{\cos}^{

asked 2021-01-08

prove that \(\displaystyle{{\sin}^{

asked 2021-01-13

If \(\displaystyle{f{{\left({x}\right)}}}={e}^{{x}}\) and g(x) = log x show that fog=gof given x>0

asked 2021-03-05

Find the function f given that the slope of the tangent line at any point (x, f(x)) is f '(x) and that the graph of f passes through the given point.
\(f '(x)=5(2x − 1)^{4}, (1, 9)\)

asked 2021-01-06

Find the function f given that the slope of the tangent line at any point (x, f(x)) is f '(x) and that the graph of f passes through the given point.
\(\displaystyle{f} '{\left({x}\right)}={5}{\left({2}{x}−{1}\right)}^{{{4}}},{\left({1},{9}\right)}\)

asked 2021-01-13

find the values of b such that the function has the given maximum or minimum value.
f(x) = -x^2+bx-75,
Maximum value: 25

asked 2020-12-22

Find two positive numbers that satisfy the given requirements.The product is 147 and the sum of the first number plus three times the second number is a minimum.

asked 2021-02-05

Solve over the interval PSK[0,2π)
2(cos^2)x+cosx=0ZSK

asked 2020-12-28

Find the Laplace transform of \(\displaystyle{f{{\left({t}\right)}}}={\left({\sin{{t}}}–{\cos{{t}}}\right)}{2}\)

asked 2021-02-19

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. Write the polynomial in standard form.
-2, 1, 3