Answer:
25x ²−49y ²
Step-by-step explanation:
We need to find product of (5x+7)(5x−7y)
By using identity (a+b)(a−b)=a −b ²
We have a=5x,b=7y
Thus (5x+7y)(5x−7y)=(5x) ²−(7y)
<em>let me know if it was helpful</em>
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Answer:
-7
Step-by-step explanation:
this would mean a = 11 and b = 18, so 11 - 18 = -7
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Step-by-step explanation:
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Answer:
148
Step-by-step explanation:
just searched it up good luck sorry if its wrong
