ANSWER
B. The two middle coefficients add to the correct number but do not multiply to the correct number.
EXPLANATION
The given quadratic trinomial that Tina tries to factor is

Comparing to

we have a=10, b=-13 and c=-3
ac=-3×10=-30
We split the middle term so that their sum is -13.
Tina use
-10,-3
to get
-10x-3x
The sum is -13x alright but the product is not -30.
B is correct.
Answer:
2^6 * 3
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required
Determine the depth
The depth is the distance between the two distances as follows'

Substitute values

Convert fraction to decimal



First pick: 13/(13+19+8)=13/40
the second pick: 12/39
both: 13/40 *12/39=156/1560=0.1
Answer:
45.75%
Step-by-step explanation: