Find the roots of this quadratic function using square roots. Glve the roots in the form x = {#, #}, with the lower number first. y= 2(x + 3)^2 - 162

Please help me out.

25

step-by-step explanation:

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,