Simplify the expression and find its value when a = 5 and b = – 3. 2(a 2 + ab) + 3 – ab
Simplify the expression and find its value when a = 5 and b = – 3. 2(a 2 + ab) + 3 – ab
Pawan Prajapati , 4 Years ago
Grade 12
7 grade maths> Simplify the expression and find its valu...
1 AnswersHarshit Singh
Last Activity: 4 Years ago
Dear Student
From the question it is given that a = 5 and b = -3
We have,
= 2a^2+ 2ab + 3–ab
= 2a^2+ ab + 3
Then, substitute the value of a and b in the equation
= (2 × 5^2) + (5 × (-3)) + 3
= (2 × 25) + (-15) + 3
= 50 - 15 + 3
= 53–15
= 38
Thanks
From the question it is given that a = 5 and b = -3
We have,
= 2a^2+ 2ab + 3–ab
= 2a^2+ ab + 3
Then, substitute the value of a and b in the equation
= (2 × 5^2) + (5 × (-3)) + 3
= (2 × 25) + (-15) + 3
= 50 - 15 + 3
= 53–15
= 38
Thanks
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