(h+a) (h+b) = hxh + (a+b)h + ab find 9.8 x 9.7
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1
Answer:
h²+19.6h+95.06
Step-by-step explanation:
given:
a=9.8
b=9.7
(h+a)(h+b)=h²+(9.8+9.7)h+9.8*9.7
=h²+19.6h+95.06
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