Which expressions are quadratic expressions? Check all that apply. z2 2x + 7x - 10 2x2 + 9x - 7 500 (0.25) t - 1 13x3 + 21x2 - 5

How do you do 270 m in six minutes as a unit rate?

Applying Integer Operations The gazelle football team made 5 plays in a row where they gained 3 yards on each play. Then they had 2 plays in a row where they lost 12 yards on each play.

Which of the following expressions are equivalent to x + 2 - x? Choose all answers that apply: A. 0 + 2 B. 0 C. None of the above

Caryssa makes bracelets to sell at craft fairs. The supplies she needed to start her business cost $45. In addition, the supplies for each bracelet cost her $3. She sells her bracelets for $5.

G (x) = 2x-1 h (x) = 1-g (x) The functions of g and h are defined above. What is the value of h (0) ?

If the wallet contains 7bills:three $5 bills, two $10 bills, and one $100 bill and I pull out two bills at random what is the probability that I select exactly two $5 bills?

Nina received two emails on Monday every day that she received one more than twice as mini as the day before how many emails did she receive on Thursday

C (x) = 0.000002x3 - 0.03x2 + 400x + 80,000 where C (x) denotes the total cost incurred in producing x sets. Find the level of production that will yield a maximum profit for the manufacturer. Hint: Use the quadratic formula

What does 6 + (-6) equal?

Alfred is practicing typing. The first time he tested himself, he could type 45 words per minute. After practicing for a week, he could type 48 words per minute. After two weeks he could type 51 words per minute.