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Q1.
Is x=1,y=1 a solution of 2x+3y=5 ?
A
TRUE
B
FALSE
Q2.
A pair of linear equations which has no solution, is called an __________________ pair of linear equations.
A
CONSISTENT
B
INCONSISTENT
Q3.
Represent the following situation in the form of quadratic equations: Rohan’s mother is 26 years older than him. The product of their ages (in years)3 years from now will be 360. We would like to find Rohan’s present age.
A
x2+2x−27=0
B
x2+3x=0
C
x2+32x−273=0
D
2x2+7x−23=0
Q4.
A quadratic equation ax2+bx+c=0 has two equal real roots when :
A
b2−4ac>0
B
b2−4ac=0
C
b2−4ac<0
D
NONE OF THE ABOVE
Answers
Answered by
3
Answer:
Is x=1,y=1 a solution of 2x+3y=5 ?=true
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