Question

some one please tell me what to write this grade could save me from retaking the class
1. [9.01], [9.02] Part 1: Solve each of the quadratic equations below and describe what the solution(s) represent to the graph of each. Show your work to receive full credit.
x2 − 25 = 0 and x2 = 2x + 15

Part 2: Using complete sentences, compare and contrast the graphs of y = x2 − 25 and y + x2 = 2x + 15.

Answer 1

x2 − 25 = 0
difference of 2 squares
x^2 - 5^2
a^2 - b^2 = (a + b)(a-b)

Answer 2

for some reason it wont let me see any thig behind x2 and betwen 25 =0

Answer 3

x2 = 2x + 15
x^2 -2x -15 = 0

Answer 4

refresh the page

Answer 5

got it what abuut part two sorry im lost in this lesson

Answer 6

it reads x^2 -25 = 0

Answer 7

look above then continue here

Answer 8

is it lets me see now

Answer 9

what are the factors of 15 that add up to -2 ( pay attention to the signs)

Answer 10

-5 and 3