Provide an appropriate response.Tom's teacher asks him to solve the following problem: "The product of two consecutive even numbers is 168. Find the numbers." Tom rewords the problem and translates to the following equation:
Why is this equation not correct and what would the correct equation be?
What will be an ideal response?
Consecutive even numbers differ by 2. If the smallest number is named x, then the other number is x + 2 not x + 1 and the equation is x(x + 2) = 168.
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Provide an appropriate response.Roberto is an employee of a store and receives 20% discount off all items in the store. During a sale, the price of a jacket is reduced by $15. Roberto will receive both his 20% discount and the $15 off. Which is better for Roberto: to take his 20% discount first and then subtract $15, or to subtract $15 first and then take his 20% discount? Explain.
What will be an ideal response?
Add or subtract. Assume all variables represent positive real numbers.
- 7
- 3
A. -10x
B. -10x
C. -59x
D. -59x
Find the vertex of the parabola.x = 3y2 + 24y + 47
A. 
B. 
C. 
D. (-1, -4)
Name the conic.
A. circle B. parabola C. ellipse D. hyperbola