Which expressions are polynomials

a. - 7x^2 + 5/3x

b. 6x^2 + 5x

c. x^2 + 5x^1/5

d. - x^2 + 5x

What is the value for f (x) = 4^2x - 100 when x = 2?

Eleven fifteenths changed into a decimal

Aran and anil are going to run in a race. Aran runs 7 mph while anil runs at 5 mph. They decide it would be fair if anil got a 1 hour head start. How far apart are they after 3 hours?

Is 5 feet bigger than 60 inches

The base of a ladder is placed 5 feet from a wall. If the top of the ladder rests 9 feet up on the wall, how long is the ladder? (rounded to the nearest tenth) 11.8 ft 14 ft 9.8 ft 10.3 ft

Write the product cos (2x) sin (5x) as a sum

Let x = 20 Which expression has a value greater than 43 - 10? 5x-30 8 (x - 10) 5 (2x-26) 5x - 100

Identify the two statements that contradict each other: A) Line FA || Line AC B) Line FA and AC are skew C) Line Fa and AC do not intersect

The difference of 9 times a number and 2 is 67. Which equation below can be used to find the unknown number?

We need to substitute these problem you can take first one to understand