Simplify (3a

4 – 2a

2

+ 5a – 10) – (2a

4

+ 4a

2

+ 5a – 2).

a. a

4

+ 4a

2

+ 10a – 12

b. a

4

+ 2a

2

+ 10a – 12

c. 5a

4

+ 4a

3

+ 3a

2

+ 10a – 12

d. a

4 – 6a

2 – 8

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18