Math, asked by rishikrachha, 8 months ago

If a + b = 4 and a – b = 3, then a 2 + b 2 = _______

Answers

Answered by Anonymous
0

  • a+b =4. a-b=3.
  • Hence. a=3.5 b =0.5
  • a2 + b2 = (a+b)2 -2ab
  • = (4)2 - 2x3.5x0.5=16 - 3.5= 12.5

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Answered by Anonymous
1

Answer:

plz refer to the attachment

Step-by-step explanation:

thx

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