10th Class Maths MCQ with Answers
The number of methods to solve a quadratic equation is:
2
1
4
3
What should be done to make the co-efficient of x2 equal to 1,in 7x2 +2x-1=0?
Multiply the equation by 7
Add 7 in both sides
Divide the equation by 7
Subtract 7 from both sides
Solution set of equation 5x2 -125 = 0 is.
{10}
{5}
{-+5}
{-5}
A solution of equation which dose not satisfy the equation is called an/a:
unequal root
extraneous root
real root
imaginary root
If 2x = 1,then x = ……………..
1
0
1/2
2
An equation in which variable occurs under radical sing is called:
radical equation
exponential equation
reciprocal equation
variable equation
Which equation is called exponential equation:
51 + x + 51 – x = 26
none of these
2x4 – 5x3 -4x2 – 5x + 2 = 0
2(2x – 1) + 3 /2x – 1 =5
The solution set of equation 4x2 – 16 = 0 is:
?2
{4}
{? 4}
{±2}
If a = 0 in ax2 + bx + c = 0, then is reduces to ……………….
Linear equation
quadratic equations
Exponential equation
Pure quadratic equation
The number of terms in a standard quadratic equation ax2+bx+c=0 is_
1
2
3
4
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