The sum of 31/4+42/4= 18.25
<u>Step-by-step explanation</u>:
- The denominators are same.
- Then add the numerators and keep the denominators same.
The sum of (31/4) + (42/4) = (31+42)/4
⇒ 73/4
⇒ 18.25
Answer:
B
Step-by-step explanation:
For answer A it is stretching the graph of function f by a factor of 15.
For answer C and D it is changing the function itself and that is not what the question is asking.
Answer:

Step-by-step explanation:
Given
P(4,3)
Required
Solve
Using permutation formula;

This implies that





Is it subtract 228? if so then 3-5 equals -2. -2-8 equals -10. -10-228 equals -238
8 x 200
= 8 x 2 x 100
= 16 x 100
= 1,600
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Answer:
$1,600