Answer:
4x^2 -25
Step-by-step explanation:
The other factor of the difference of squares is the "conjugate" of the given one: (2x -5). Then their product is ...
(2x +5)(2x -5) = (2x)^2 -(5)^2 = 4x^2 -25
Answer:
401 shirts
Step-by-step explanation:
1203 divided by 3 equals to 401
Hello,
f(g(x))=f(2x+2)=4(2x+2)+21=8x+29
f(g(7))=8*7+29=56+29=85
Answer:
The total distance covered in 1 hour is 4000 meters.
Step-by-step explanation:
The distance Ami'yan runs is 15 minutes = 1 kilometer
Using the unit formula,
The distance ran in 1 minute = 
Now, 1 hour = 60 minutes
⇒The distance covered in 60 minutes = 60 x (Distance run in 1 minute)
= 
So, the distance covered in 1 hour = 4 kilometer
1 kilometer = 1000 meters
⇒ 4 km = 4 x 1000 meters = 4000 m
Hence, the total distance covered in 1 hour = 4000 meters.
Mila solved more problems on Tuesday.
Explanation:
2/10 = 20/100
25/100 = 25/100
Since 25 is more than 20, she did more problems on Tuesday