Answer:
4x^2-28x+49
Step-by-step explanation:
(2x)(2x)=4x^2
(2x)(-7)=-14x
(-7)(2x)=-14x
(-7)(-7)=49
196
it's the answer try mo mag calulator
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Answers & Comments
Answer:
4x^2-28x+49
Step-by-step explanation:
(2x)(2x)=4x^2
(2x)(-7)=-14x
(-7)(2x)=-14x
(-7)(-7)=49
Answer:
196
Step-by-step explanation:
it's the answer try mo mag calulator