If 2a – 3b = 7, ab = 3, then find the value of 4a^2+9b^2​

Question

If 2a – 3b = 7, ab = 3, then find the value of 4a^2+9b^2​

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Alexandra 2 months 2021-10-10T13:25:48+00:00 2 Answers 0 views 0

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    0
    2021-10-10T13:26:59+00:00

    Answer: 67

    Step-by-step explanation: 2a-3b = 7

    So (2a -3b)^2 = 7^2

    4a^2 + 9b^2- 6ab = 49

    4a^2+9b^2-(6*3)= 49

    4a^2 + 9b^2 = 49 + 18

    4a^2 + 9b^2 = 67

    0
    2021-10-10T13:27:38+00:00

    Answer:

    YES please like ⚘

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