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Math 11 Chapter 4
Quadratic equations
Test - 3
1.
ω
27
= ………………?
a) Inscribe circle or in-circle
b) Circum radius
c) Infinity circle
d) Restricted circle
2.
6. An equation which remains unchanged when x (variable) replaced by (reciprocal of variable) 1/x, is called a ………………?
a)
b)
c)
d)
3.
8. The extra solutions of an equation are called ………………?
a)
b)
c)
d)
4.
The divident = (divisor) (Quotient) + …………….
a) Quotient
b) Divisor
c) None
d) Remainder
5.
Another name for quadratic equation in x is ……………… in x?
a) 2nd degree polynomial
b) 3rd degree polynomial
c) 5th degree polynomial
d) 4th degree polynomial
6.
The nature of roots depends on……….
a) None
b) Discriminant
c) Synthetic division
d) Determinant
7.
The product of the roots of ax
2
+ bx + c = 0 is ------.
a) -b/a
b) a/b
c) c/a
d) -c/a
8.
Equation in which variable occurs in exponent are called ………?
a) a
2
+b
2
- 2ab cos g.
b) a
3
+b
2
- 2ab cos g.
c) a
2
+b
3
- 2ab cos g.
d) a
2
+b
2
- 2ab sin g.
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