Mathematics 9th Class English Medium Online Test With Answers

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Mathematics 9th Class English Medium Online Test

Sr. # Questions Answers Choice
1 Degree of polynomial 4x4+2x2y is: 1 2 3 4
2 Find m so that 9a2-12ab + m is a complete square : -16b<sup>2</sup> 16b<sup>2</sup> -4b<sup>2</sup> 4b<sup>2</sup>
3 What will be added in 9x2-12xy to complete the square: -16y<sup>2</sup> 16y<sup>2</sup> -4y<sup>2</sup> 4y<sup>2</sup>
4 What will be added in b4+64 to complete the square: -16b<sup>2</sup> 16b<sup>2</sup> -4b<sup>2</sup> 4b<sup>2</sup>
5 If (x-2) is a factor of polynomial expression x2+2kx+8 the value of k is: 3 -3 2 -2
6 Factorize x2-11x-42: (x+14)(x+3) (x-14)(x-3) (x+14)(x-3) (x-14)(x+3)
7 Factorize 3x2-75y2 (x+3)(x+75y) 3(x+25y)(x-25y) 3(x-25y)(x-25y) 3(x+5y)(x-5y)
8 The factors of x2-7x+12: (x+3)(x+4) (x-3)(x-4) (x+3)(x-4) (x-3)(x+4)
9 If (x-1) is a factor of polynomial expression x3-kx2+11x-6 the value of k is: -6 6 -18 18
10 Factors of (img) are :
11 Factorize 5x2-17xy - 12y2are: (x+4y)(5x+13y) (x-4y)(5x-3y) (x-4y),(5x+3y) (5x-4y)(x+3y)
12 Find m So that x2+4x+m is a complete square _______: 8 -8 4 16
13 What will be added to complete the square of 9a2-12ab ? -16b<sup>2</sup> 16b<sup>2</sup> 4b<sup>2</sup> -4b<sup>2</sup>
14 Factors of a4-4b4 are: (a-b),(a+b),(a2+4b<sup>2</sup>) (a<sup>2</sup>-2b<sup>2</sup>),(a<sup>2</sup>+2b<sup>2</sup>) (a-b),(a+b),(a<sup>2-</sup>4b<sup>2</sup>) (a-2b),(a<sup>2</sup>+2b<sup>2</sup>)
15 Factors of 3x2-x-2 are: (x+1),(3x-2) (x+1),(3x+2) (x-1),(3x-2) (x-1),(3x+2)
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