3 years ago

Fill in the blank with a constant, so that the resulting quadratic expression is the square of a binomial.

Mathematics

2 answers:

san4es73 [151]3 years ago

6 0

121.

Check: x^2+22x+121=(x+11)^2

ella [17]3 years ago

5 0

Answer: 121

Step-by-step explanation:

The formula for the square of sums is $(a+b)^2=a^2+2ab+b^2$ .

Applying the formula, we see that the only option for b is 11 squared, or 121.

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