Do you flip the inequality sign if you do the following:
1) square root both sides
2) exponentiate both sides by an odd number
3) exponentiate both sides by an even numer
4) cross-multiply
5) log both sides

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.

What is the period of the sinusoidal function ?

Hassan bought a package of tofu. the temperature of the tofu was 14° celsius when hassan put the package into the freezer. he left the tofu in the freezer until it reached –19° celsius. which expressions explain how to find the change in temperature, in degrees celsius, of the package of tofu? select three that apply.