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If a=2,b=-1,c=-3 and d=-2.find the value of 7a2-3ac+d2​
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If a=2,b=-1,c=-3 and d=-2.find the value of 7a2-3ac+d2​

User Mark Thomas
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1 Answer

3 votes

Answer:

42

Explanation:

It's just a distribution property where the given value of each variables (a, b, c, d) are being distributed to the given equation:

7a2-3ac+d2

7(2)(2) - 3(2)(-3) + (-2)(2)

28 + 18 - 4 = 42

User Ronald Hofmann
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3.7k points
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