a+b = 15, a-b = 7 find the value of 14ab(a^2+b^2)
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Answer:
Step-by-step explanation:
Substitute a with with b + 7 in equation 1 :
b = 4
Substitute b with 4 in equation 2 :
a = 11
Now, substitute a and b with 11 and 4, respectively in the equation :
Therefore, the answer is 84392.
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