WorksheetsParabolas
Total questions: 15
Worksheet time: 15mins
Which of the following is a quadratic equation?
3s2 + s –4
2x – 1 = 5
m2 – 8m – 1 = 0
5y2 + 4y 7
Given a, b, and c are real numbers and 𝑎 ≠ 0, which of the following is the standard form of quadratic equation?
𝑎𝑥2 + 𝑏𝑥 + 𝑐 = 0
𝑎 = 𝑏𝑥 + 𝑐
𝑎𝑥 + 𝑏 + 𝑐 = 0
𝑎𝑥 + 𝑏2 + 𝑐 = 0
What must be added to 𝑥2 – 4𝑥 + _______ to make it a perfect square trinomial?
2
4
8
16
What is the standard form of the quadratic equation 2x + (x – 4)(x + 1) = 9?
x2 – x – 13 = 0
x2 + x + 13 = 0
x2 – 5x + 5 = 0
x2 – 5x – 13 = 0
Solve for the value of x in equation 4𝑥2 + 8𝑥 = 0.
𝑥 = 0, −2
x= 2, −2
𝑥 = 1, 2
x = −1, −2
The equation y = a(x + h)^2 + k is the equation of a parabola written in ________ form.
Standard
General
The equation y = ax^2 + bx + c is the equation of a parabola written in _________ form.
Standard
General
If the sign of the leading coefficient, a, is negative (a < 0), the parabola opens _______.
Downward
Upward
If the sign of the leading coefficient, a, is positive (a > 0), the parabola opens _______.
Downward
Upward
Read the following text and answer the following questions on the basis of the same. Due to heavy storm an electic wire got bent as shown in the figure. it followed aa mathematical shape. Answer the following questions below:- 1. Name the shape in which wire is bent
Spiral
Ellipse
Linear
Parabols
If one of the Zeros of the quadratic polynomial (k-1)x^2 + kx+1 is -3, then the value of K is
4/3
-4/3
2/3
-2/3
How many zeros are there for polynomial (shape the wire)
2
3
1
0
The Zeros of the polynomial are
-1, 5
-1, 3
3, 5
-4, 2
What is the value of the polynomial if x=-1
6
-18
18
0
What will be the expression of the polynomial
x2 +2x + 3
x2 -2x +3
x2 -2x -3
x2 +2x + 3
