Quadratic equations

Name of Student

class-sec-GR #

Say 'TRUE' or 'FALSE'
Every Quadratic equation has exactly one root

• TRUE
• FALSE

Tags

CCSS.HSA-REI.B.4B

Can 0 be a root of a quadratic equation?

• Yes. Possible
• No. Not posssible

Tags

CCSS.HSA-REI.B.4B

Can both the roots of quadratic equation be zero?

• Yes. Possible
• NO. Not possible

Tags

CCSS.HSA-REI.B.4B

The solutions of the quadratic equation
x²-5x+6=0 are

• x=1 or x=-6
• x=3 or x=2
• x=-3 or x= 2
• x=-1 or x=6

Tags

CCSS.HSA-REI.B.4B

To complete the perfect square trinomial in the expression x²-22x+_____, we need to add

• 11
• 44
• 121
• 144

Tags

CCSS.HSA-REI.B.4B

In the expression 4x²-5x+9 the leading coefficient is

• 9
• -5
• -4
• 4

If 3+2i is a solution of a quadratic equation, then other solution of this quadratic equation is

• 2-3i
• 3+2i
• 1/3 -1/2i
• 3-2i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.C.7

What do you do to the b value to correctly complete the square?

• square it
• divide it by 2 and square the result
• divide it by 2 and take the square root of the result
• divide it by 2 only

Tags

CCSS.HSA-REI.B.4B