Help pls Wich of the following are equivalent to the expression 9/4 (1.75- 2 1/4)? Select two that apply

Choices:

A. 7/4
B.-9/8
C.-1. 125
D.-2 1/4
E. 1 1/8
F. 1. 6875

2a+7+4ahow many terms? how many variables? any like terms? yes noif yes, which ones? what are the coefficients? any constants? yes noif yes, which ones? simplify the expression by combining like terms and constants: how many terms now?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.