Simplify.-40
A. -4
B. 1
C. -1
D. 0
Answer: C
Mathematics
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Determine whether the expression is a polynomial. If it is, state how many terms and variables the polynomial contains. Then state its degree.x + 
A. Yes; 1; 1; 1 B. Yes; 2; 1; 1 C. Yes; 2; 1; -1 D. No
Mathematics
Find the difference and simplify the answer. 
- 
A. 
B. 
C. 1
D. 11
Mathematics
Use the prime factorization method to find the LCM of the variable expressions.5a and 10a2
A. 10a2 B. 5a2 C. 25a3 D. 5a3
Mathematics
Solve the problem.A stack of poles has 37 poles in the bottom row, 36 poles in the next row, and so on, with 5 poles in the top row. How many poles are there in the stack?
A. 698 B. 688 C. 625 D. 693
Mathematics