9th grade math worksheet13





Here, 9th grade math worksheet13 on math is given. You can do the problems on this work sheet and also check whether the answer you have got is correct.

In this 9th grade math worksheet13, you can find 10 problems on math which are in the level of 9 th grade.

 1.Solve the given equation below x + 2 log ₂₇9 = 0

(A) -4/3
(B) 1/2
(C) 2/5



2.What is the value of {(76.25) ³ x ³√ 1.928} ÷ {(42.75) ⁵ x 0.04623}

(A) 5.243
(B) 0.08366
(C) 0.05243



3. Find the number of sub sets for the set A = {1,2,3,4,5}

(A) 11
(B) 22
(C) 32



4.{The number of engineering colleges in Singapore} The above set is a

(A) singleton set
(B) infinite set
(C) Finite set



5.The cardinal number of the set P {0}

(A) 3
(B) 4
(C) 1



6.If A = {1, 2, 3} and B = {2, 3, 4}, find AnB

(A) {1,2,3}
(B) {2,3}
(C) {1,2,3,4}



7.The equation x +3y = 12 ,3x + 9y = 24 has ____________ solution.

(A) unique
(B) infinite
(C) no



8.Solve 5x + 3y =11 and 3x + 5y = -3

(A) (1,2)
(B) (0,3)
(C) (4,-3)



9.Find the sum of 2x⁴ – 3x² + 5x + 3 and 4x + 6x³ – 6x²– 1.

(A) 2x4+6x 3-9x2+9x + 2
(B) 4x4+6x 3-9x2-9x
(C) -2x4+6x 3+9x2-9x + 2



10. If a/b = 5, then the value of (a-b)/(a+b) is
(A) 1/8
(B) 2/3
(C) 3/4


In this 9th grade math worksheet13, you can find 10 problems on math which are in the level of 9 th grade.Students need to practice this kind of question to refresh their knowledge.If they attempt this kind of question they will come to know their knowledge level in math


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Answers:

1.  -4/3

2.  0.08366

3.  32

4.  Finite set

5.  1

6.  {2,3}

7.  no

8.  (4,-3)

9.  2 x ⁴ + 6 x³ - 9 x ² + 9 x + 2

10. 2/3