Q. What is the value of the expression below when y=4 ?6y2+10y−5Answer:
Given Expression and Value: We are given the expression 6y2+10y−5 and the value of y as 4. We need to substitute y with 4 in the expression and simplify it.Substitute 4 for y in the expression 6y2+10y−5.6∗(4)2+10∗4−5
Substitute and Simplify: Calculate the square of 4 and multiply it by 6.6×(4)2=6×16=96
Calculate Square and Multiply: Multiply 10 by 4. 10×4=40
Multiply Constant: Combine the calculated values with the constant term −5.96+40−5
Combine and Calculate: Add and subtract the numbers to get the final result.96+40−5=136−5=131
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