Section 10 Higher

Question 1

Sketch y = 2 to the power x

Answer 1

Crosses through (0,1)

Question 2

On a velocity time graph, what does the area under the curve represent?

Answer 2

Distance

Question 3

In set notation, what does the union A∪B represent?

Answer 3

A or B or both

Question 4

What is the formula for the curved surface area of a cylinder with height h and radius r?

Answer 4

2πrh

Question 5

Complete the circle theorem: “The angle in a semi circle is …”

Answer 5

A right angle

Question 6

What do we call a quadrilateral with 4 equal length sides, no right angles and 2 pairs of parallel sides?

Answer 6

Rhombus

Question 7

Sketch y = sin x for 0 ≤ x ≤ 360

Answer 7

Curve starting at (0,0) then passing through (90,1),(180,0), (270,-1) and (360,0)

Question 8

Describe the angle properties of a parallelogram.

Answer 8

Opposite angles are equal. Consecutive angles sum to 180 degrees.

Question 9

The transformation y = f(x+a) represents a translation of the graph y = f(x) by what vector?

Answer 9

-a
0
All in a big bracket

Question 10

List the first five triangular numbers.

Answer 10

1, 3, 6, 10, 15

Question 11

How do you rationalise a fraction in the form of 1/square root a?

Answer 11

Multiply by square root a / square root a

Question 12

Write down the quadratic formula

Answer 12

x = -b plus minus square root of (b squared minus 4ac) all divided by 2a