Answer:
A
Step-by-step explanation:
Because you have to use the Pythagorean theorem to solve for this.
Answer:
y = x2 + x - 20 factors into
y = (x +5) * (x -4)
Step-by-step explanation:
Answer:
B. 
Step-by-step explanation:
Let
, we solve for
by algebraic means.
1)
Given
2)
Definition of power/Symmetry of equality
3)
Compatibility with addition/Commutative and associative properties/Existence of additive inverse/Modulative property
4)

5)
Result
Hence, the correct answer is B.
Answer:
2:3 , you divide by common denominator
i guess as a decimal it might be
.50 to .75 but dont take my word for it
Step-by-step explanation:
10 into 5 is 2
15 into 5 is 3