Find the time that the projectile will reach a height of 128 ft when v0 = 96 feet per second

Given tan∅=4/3 and π< ∅< (3π)/2; find cos2∅ a. -24/25 b. 24/25 c. -24/7 d. -7/25

What is the maximum total area that 450cm of string can enclose if it is used to form perimeters of two adjoining rectangles as shown?

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?