17. What is the sum of 5x2 - 3x + 2 and x2 - X-5?
a.5x2 - 9x - 7
c. 5x² – 3x-7
b. 6x24x - 3
d. 6x2 +4x-7
18. What is the difference of 9x2 + 6x + 5 and 2x2 + 10x - 15?
a.7x2 - 4x + 20
C. -- 7x2 + 4x - 10
b. 11x2 + 16x - 15
d.-11x2 - 4x-20
19. What kind of polynomial according to each degree is 2x5 – 3x3 - x?
a. constant
b. quintic
c. linear
d. cubic
20. Which of the following statement is true?
x4 is the same as 4x
H. x + y can be written as y2 + x2
II. (2y) is equal to 8y3
a. I only
b. Ill only
c. I and II only
d. ll and 111
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Answer:
17.d
18.a
19.d
20.c
Step-by-step explanation:
correct me if im wrong
Answer:
17.D
18.A
19.A
20.C
Step-by-step explanation:
Hop it helps.
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