Answer:
Step-by-step explanation:
I suggest you watch a video about completing the square if you're not sure what I'm doing.
1.
x^2+2x-3=0
(x^2+2x+1)-3-1=0
(x+1)^2-4=0
Hope this helped,
JoeLouis2
Answer:
C) 846 in^2
Step-by-step explanation:
(15x48) + (21x3x2) = 846
Answer:
(x-3) (x-4)
Step-by-step explanation:
x²- 7x + 12
= x² - 3x -4x +12
=x(x-3) - 4(x-3)
=(x-3) (x-4)
Multiplication property; distribution property of an exponent. Multiply exponents together, then distribute the ¨( )¨