Indices
5x^0 = ?
5
Simplify
2sqrt(8)
4sqrt(2)
What does 32 + 42 equal?
25
What does the c represent in the general form of the equations of a straight line y = mx + c ?
c represents the y intercept.
Whose nose grew longer every time he lied?
Pinocchio
Simplify
3^-2
1/9
Simplify
3sqrt(50)-sqrt(50)
10sqrt(2)
What type of triangle do you need to apply Pythagoras' Theorem?
right angle triangle
What is the gradient of the line connecting these two points? (1,9) and (3, 3)
-3
Name the 8 planets in the solar system
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
Simplify
2^2 + 3^2 + 2^0 + 0^2
4 + 9 + 1 + 0 = 14
Simplify
(21sqrt(2))/(7sqrt(18))
1
Four less than triple a number is five more than the number. What is the number?
4.5
The electrician charges an $80 call out fee and then $2 per minute. What is the (equation) which shows the total cost to visit someone's house for a repair?
The rule is C = 80 + 2m
Which ocean is off the California coast?
The Pacific
Simplify
(16x^4)^(1/4)
2x
4sqrt3(sqrt12−sqrt3)
12
Equation 1 has a zero gradient. Equation 2 has an undefined gradient. Both equations intersect at the point (-1,5)
(What are the two equations?)
What is the gradient of equations 1 and 2 below and and at what point do they intersect?
1. y=5
2. x = -1
What do you use to write on a blackboard?
Chalk
What value of x makes this equation true (no calculator allowed)
3^x= 1/81
1/81 = 1/3^-4
x = -4
sqrt(13) times
sqrt(13)
13
Anthony goes to the fair with his family. They ride together on the Ferris Wheel. They buy one adult and three child tickets for $12. If the child tickets are half the cost of the adult tickets, how much does one child ticket cost?
One child ticket costs $2.40
y = 2x - 3 is the equation passing through these two points
(What two points?)
several answers possible e.g. 1. (0,-3) 2. (1,-1) 3. (2, 1)
How many seconds in a day?
86400