# Quadratic Equations

## Quiz by Swati Thukrul

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18 questions

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- Q1Which of the following is a factor of y2-7y + 12 ?y + 32y + 32y – 2y – 345s
- Q22. Which of the following is a factor of z2– 4z -- 12 ?z –6z + 2z + 6z2—1245s
- Q3Expansion of (x + 3y)(x - y) gives:x + 3y - 2xy-2y + 3xx2 + 2xy - 3y23y - 42x45s
- Q4Factorize x2 + 8x + 12.(x + 2)(x + 6)3x + 12(x + 3)(x + 4)3x – 1245s
- Q5Factorize b2+2b-155(3b+5)(b+5)(b-3)3(b+5)(b-5)(b+3)45s
- Q6The reciprocal of 17/25 is17/252.5/1725/171.7/10045s
- Q7The sum of squares of two numbers is expressed as(a+b)22a+2ba2+b22(a+b)45s
- Q8The sum square of a number and its reciprocal:x+1/xx+x2x2+1/x2x+2x245s
- Q9The sum of three times a number and half of that number is:3a+1/2 a3a+1/2 a2a3+1/2 a3(a+a2)45s
- Q10Two more than four times a number2+4b4+2b2+b22+b445s
- Q11The sum of squares of two consecutive odd natural numbers is:x+(x+1)22[x+(x+1)]x2+(x+1)2x2+(x+1)45s
- Q12The sum of squares of two consecutive even natural numbers is:x2+2(x+1)2[x+(x+1)]x2+(x+1)2x+(x+1)245s
- Q13If 5m = 0 then m = ______51-5045s
- Q14Two numbers having product as -40 and sum as -3 are:-8 and 510 and -4-5 and 88 and 545s
- Q15Two numbers having product as 25 and sum as -10 are:-1 and -105 and 5-10 and 1-5 and -545s