Day 2 Competition

Which expression is equivalent to

(x-3)(2x²-3x+1)?

• 2x²+9x-3

• 2x²-9x-3

• 2x³-9x²+10x-3

• 2x³⁺9x²-10x-3

Tags

CCSS.HSA.APR.A.1

Question 2

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• 24

• 12

1. A saving’s account began with a balance of $250. The relationship between the number of deposits, x, and the balance in the account, y, is represented by the equation 75x-y = -250. What is the rate of change of the balance with respect to the number of deposits?

• $50 per deposit

• $75 per deposit

• $175 per deposit

• $250 per deposit

Tags

CCSS.HSF.LE.B.5

• (2,-3)

• (-2,3)

• (-2,-5)

• (2,-3)

Tags

CCSS.HSA.REI.D.12

Which of the following statements is true about the linear function f(x)=5?

• Function f is perpendicular to the x-axis and has an undefined slope.

• Function f is parallel to the x-axis and has an undefined slope.

• Function f is perpendicular to the x-axis and has an slope equal to zero.

• Function f is parallel to the x-axis and has a slope equal to zero.

Which equation is point-slope form has a graph that passes through the points (5,-3) and (7,17)?

• y+3=10(x-5)

• y-3=10(x+5)

• y+5=10(x-3)

• y-5=10(x+3)

Which statement about the quadratic equation below is true?

2x²-15x+18=0

• The equation has no real solutions.

• The equation has an infinite number of solutions

• The equation has x=1.5 and x=6 as its only solutions.

• The equation has x=6 as its only solution.

Tags

CCSS.HSA-REI.B.4B

Which function best models the data?

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• 
• 

There were 200 visitors to an online website in January. Since then, visitors to this website have increased at at rate of 10% per month. At this rate of growth, which function can be used to determine the monthly number of visitors to the website m months after January?

• g(m)=200(0.1)^m

• g(m)=200(0.9)^m

• g(m)=200(10)^m

• g(m)=200(1.1)^m

Tags

CCSS.HSF.LE.A.2

What is the asymptote of the exponential function graphed on the grid?

• y=-4

• y=4

• y=9

• y=0

Tags

CCSS.HSF-IF.C.7E