a+b=8 and a-b=6 find 4(a^2+b^2)
Answers
Answered by
2
Answer:
200
Step-by-step explanation:
a + b - (a - b) = 8-6
a + b - a + b = 2
2b = 2
b= 2/2 = 1
a + 1 = 8
8 - 1 = a = 7
4(1^2 + 7^2)
4(1 + 49)
4(50)
= 200
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Answered by
1
Answer:
solve simultaneous equations of the given ones and u get the values of a as 7 and b as 1 substituting we get the final answer as 200
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