The expression 1x² + 14x + 40 is a quadratic expression, and the answers in the yellow boxes are 40 and 14
How to complete the boxes?
The quadratic expression is given as:
1x² + 14x + 40
This implies that:
a = 1
b = 14
c = 40
Because a quadratic expression is represented as:
ax² + bx + c
The expressions in the yellow boxes are:
a * c and b
So, we have:
a * c = 1 * 40 = 40
b = 14
Hence, the answers in the yellow boxes are 40 and 14
Read more about quadratic expressions at:
https://brainly.com/question/18797214
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