Math, asked by sahiltali97, 6 months ago

x² + _______ -21 = (x+7)(x-3).fill in the blanks

Answers

Answered by neetumishrabd

0

322

hope it helps......

Answered by muskanperween225

0

Answer:

4x

Step-by-step explanation:

x^2+4x-21

x^2+(7-3)x-21

x^2+7x-3x-21

x(x+7)-3(x+7)

(x+7)(x-3)

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