Answer:
x=5 x=3
Step-by-step explanation:
x^2 - 8x + 15 = 0
Factor
What 2 numbers multiply to 15 and add to -8
-5*-3 = 15
-5-3 = -8
(x-5)(x-3) =0
Using the zero product property
x-5 =0 x-3 =0
x=5 x=3
1/2^-2 Can be written as 2^2
Therefore , 2×2=4
C = (F - 32) then F = C + 32
