(x + 1)(x + 3) + (x + 2)(x + 4)
2 answers:
Answer:
Step-by-step explanation:
Hello!
(x + 1)(x + 3) + (x + 2)(x + 4)
x*x = x²
x*3 = 3x
1*x = x
1*3=3
x*x=x²
x*4 = 4x
2*x= 2x
2*4 = 8
x²+3x+x+3+ x² + 4x+ 2x+ 8=
2x² + 10x+ 11
Step-by-step explanation:
x²+3x+x+3+x²+4x+2x+8
2x²+10x+11....then solve quadratically
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