2015 Grade 10 MTAP Math Challenge – Division Orals

Below are the 2015 Grade 10 MTAP Math Challenge Division Oral Competition questions with answers.

Note: I will fix the latex equations later.

15-second question (2 points each)

1.) What is the y-intercept of 2x + 3y = 5?
Answer: 5/3

2.) How many degrees is 1 \frac{1}{5} of a revolution?
Answer: 432°

3.) What is the vertex of the parabola with equation y = x^2 + 2x + 3?
Answer: (-1, 2)

4.) Find the value of \log_{\sqrt{2}} \sqrt[3]{2}
Answer: 2/3

5.) What’s the exact value of sin (29π/4)?
Answer: \frac{-\sqrt{2}}{2}

6.) Find the value of a so that 8^3 + 1 is divisible by x - a.
Answer: -1/2  Continue reading “2015 Grade 10 MTAP Math Challenge – Division Orals”