Step-by-step explanation:
there are actually no restrictions. even with a negative x, squaring it makes for a positive result.
Answer:
16 problems
Step-by-step explanation:
1. First, we must know that to find how many problems the student solved, we have to multiply the percentage he got by the total number of problems.
2. (Solving)
Therefore, the student answered 16 problems correctly.
Do 76+23 and you should get a total of 99 total number of pages
Where does the parentheses go on the first equation. i will comment the answer
Answer:
Step-by-step explanation:
larger radius R=87/2
smaller radius r=65/2
larger semi circle=1/2×2×π×R=π×R=π×87/2=87 π/2≈136.6 m
smaller semicircle =π×r=π×65/2=65 π/2≈102.1 m
length of track=87+65+136.6+102.1≈390.7 m