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1. How many terms are there in 5x2 + 3x – 2?
a. 1
b.2.
c. 3
d. 4
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2. What is the degree of the polynomial 6x2 - 8x +9?
a. first
b. second
c. third
d. fourth
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3. What is the linear term in the trinomial 12x2 - 4x + 3?
b.- 4x
d. 4
a. 12x2
c. 3
4. What is the quadratic term in the trinomial 6 - 2x + 9x2?
b. - 2x
d. 2
a. 6
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c. 982
5. What should not be the value of a in ax? + bx + c such that the polynomi
is quadratic?
5.0
c. 1
d. 2
a. - 1
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6. What value of x will make the sentence (x – 4)2 = 0 true?
a. - 4
b. 0
d. 8
C. 4
7. What are the roots of the quadratic equation x2 + 9x + 20 = 0?
a. - 4 and 5 b. - 2 and 10 c. 2 and 10 d. 4 and 5
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1. How many terms are there in 5x2 + 3x – 2?
a. 1
b.2.
c. 3
d. 4
-
2. What is the degree of the polynomial 6x2 - 8x +9?
a. first
b. second
c. third
d. fourth
-
3. What is the linear term in the trinomial 12x2 - 4x + 3?
b.- 4x
d. 4
a. 12x2
c. 3
4. What is the quadratic term in the trinomial 6 - 2x + 9x2?
b. - 2x
d. 2
a. 6
-
c. 982
5. What should not be the value of a in ax? + bx + c such that the polynomi
is quadratic?
5.0
c. 1
d. 2
a. - 1
-
6. What value of x will make the sentence (x – 4)2 = 0 true?
a. - 4
b. 0
d. 8
C. 4
7. What are the roots of the quadratic equation x2 + 9x + 20 = 0?
a. - 4 and 5 b. - 2 and 10 c. 2 and 10 d. 4 and 5
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Answers & Comments
Answer:
1.d
2.a
3.b
4.b
5.
6.
7.b
Step-by-step explanation:
solution for number 7:
x²+9+20=0
(x+2)(x+10)
by factoring:
x+2=0 x+10=0
x+2-2=0-2 x+10-10=0-10
x=-2 x-10