Use polynomial identities to multiply (5 − 4x3)(5 + 4x3). Group of answer choices

25 − 40x3 + 16x6

25 − 4x9

25 − 4x6

25 − 16x6

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2