find a formula for cos (3θ) in terms of cos (θ) and sin (θ) using de moivre’s theorem.

solve systems of linear equations relevant to construction applications using matrix methods

she drove 134 miles

step-by-step explanation:

x + 4/7

step-by-step explanation:

use cymath

80x^8−68x^6+16^5−20x^4−4x^3+8x^2

hope i'm right lol

we can't see all full 4 options, but if this is the full option, than the very left one is correct:

-2/5 * -3 3/4

remake the question, adding a picture of all the question, or write down the full left and right answers.