Functions and equations of lines
Which function is nonlinear? y = 2x - 4 y = 5x2 y = x/4 y = 0.2x
y = 5x2
Simplify and express answer in scientific notation (3.41 x 103) + (2.1 x 104)
What is 2.441 x 104?
Simplify the expression 2x6/x5
What is 2x?
What does the sum of the interior angles of a triangle equal?
What is 180 degrees?
Combine like terms:
4(y + 9) - 3y
y + 36
What is the slope of the graph whose equation is 4x - 5y = 20?
m = 4/5
Jupiter is 460,100,000 miles from the sun. How is this number written in scientific notation?
4.601 x 10^8 miles
Simplify the expression (4w5)2
What is 16w10?
A square garden with sides of 8 ft is being divided in half by a diagonal fence. Approximately how much fencing is needed? (Round to the nearest tenth)
What is 11.3 ft?
Triangle ABC was translated 4 units to the left and 2 units up to create triangle A’B’C’. Which rule describes this transformation?
You rent a bike for a one time fee of $10 plus $2 per hour. What is the linear equation that represents this scenario?
What is y=2x+10?
What is 3.5 x 10^-6 written in standard form?
0.0000035
Simplify the expression (8r5)(2r-7)
What is 16/r2?
Two parallel lines are intersected by a transversal. One of the angles measures 112 degrees. What is the measure of it's corresponding angle?
What is 112 degrees. Corresponding angles are always congruent!
The width of a rectangle is 7.9 inches, and the diagonal length of the rectangle is 8.9 inches. What is the length of this rectangle in inches? (round to the nearest tenth)
What is 4.1in?
What is the equation of the line that has a slope of -2 and a y-intercept of (0, 5) in slope-intercept form?
What is y = -2x + 5
About 8.73 x 10^8 people in the world speak Mandarin Chinese. About 3.22 x 10^8 people speak Spanish. How many more people speak Mandarin Chinese than Spanish?
5.51 x 10^8 more people speak Mandarin Chinese than Spanish
Simplify the expression (3h2 * 2g2h2)3
What is 216g6h12?
These angles are located inside of parallel lines and are on opposite sides of the transversal. They are always congruent.
What are alternate-interior angles?
Point C is rotated 90 degrees CW about the origin. The original coordinates of Point C are (2, -3). What are the new coordinates of Point C’ after a 90 degree rotation about the origin?
What is (-3,-2)?
A line passes through points (4, 3) and (-2, 3). What is the slope of the line?
m=0
The population of Roach Town is 4 x 106 and the population of Rouff Village is 8 x 103. How many times the population of Rouff Village is Roach Town? Write answer in standard form.
What is 500 times?
(Re-write expression on board) Simplify the expression 4xy9z6/2yz2
What is 2xy8z4?
To the nearest unit is the distance between (-6, -2) and (8, 5)? (Round to the nearest whole number)
What is 16 units?
What math term describes a relation where each input has exactly one output
What is a function?