11th Business Mathematics MCQS
If 32x + a = 10 3x in transformed from is y2 + 9 = 10y, then the transformation is:
3x = y
32x = y
1/3x = y
None of these
Solution set of 4x – 7y = 12 and 3x + y = 9 is
(0,3)
(1,3)
(3,0)
(6,3)
The roots of quadratic equation will be imaginary if b2 – 4ac is
#NAME?
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Greater than zero
0
The power of variable in a quadratic equation is
4
1
2
3
In quadratic equation the variable has degree:
1
2
Less than 2
More than 2
System of simultaneous equations is solved by:
Both b and c
Substitution
Factorization
Subtraction of addition
Solution set of equations 4x + 5y = 40 and 3x + 2y = 23 is:
{ (-5, 4) }
{ (5, 4) }
{ -4, -5) }
{ (4,5) }
Aax + Ba-x = C is a standard form of
Quadratic equation
Exponential equation
Reciprocal equation
Linear equation
B2 – 4ac in a quadratic formula is called
Solution set
Extraneous root
Discriminant
Nature of root
A linear equation consist of roots
Three
One
Zero
Two
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