Math, asked by aroraanwesha376, 10 months ago

Q.3 what will be the value of a + b, if 2 points
х2 + 2x – 15 = (х +а) (x+b)

Answers

Answered by Anonymous
1

Step-by-step explanation:

the answer is 2 plz mark as brainliest

Attachments:
Answered by harsh23453
0

Answer:

a+b=2

Step-by-step explanation:

x^2+2x-15=(x+a)(x+b)

x^2+5x-3x-15=(x+a)(x+b)

x(x+5)-3(x+5)=(x+a)(x+b)

(x+5)(x-3)=(x+a)(x+b)

a=5,b= -3

a+b=5-3=2

plz mark me as brainliest

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