Answer:
20
Step-by-step explanation:
1) 5 feet is 60 inches
2)Divide 60 inches (total inches in one stack) by the 3 inches ( inches in the Average book)
3) 60/3=<u>20</u>
Answer:
39
Step-by-step explanation:
sqrt(39*13*13)
= sqrt(1521)
= 39
Answer:
25/2 I believe
Step-by-step explanation:
Answer:Third one
Step-by-step explanation:
Answer:
This simply means you add both functions. (f + g)(x) = f(x) + g(x). So the answer is -2x + -3x^2 - 7x = -3x^2 - 9x. please do not "carriage return" within question.