Math, asked by Namratha96, 5 months ago

find the value of 7a² - 4b if a=1 and b= -1​

Answers

Answered by Anonymous
2
  • Answer

→ 7a² - 4b

→ 7 × (1)² - 4 × (-1)²

→ 7 - 1

→ 6

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