B: 12.65 feet
if vanessa is already 7.25 feet down, and emily is 5.4 feet further, you would do 7.25+5.4 which is 12.65
Hmm.. educated guess here but, w+25 since 5^2=5*5
Log 15(2)^3
=3log15(2)
enter this into graphic calculator
then you will get
0.7678740744
ANSWER
2x² + 7x + 5
EXPLANATION
This is a quadratic function, because it has two 'x' multiplying in different terms.
The standard form of a quadratic function is:
To transform this expression in standard form we have to apply the distributive property to multiply the terms in the parenthesis:
So for this expression a = 2, b = 7 and c = 5.