7. Given that , -f() = 15, which of the following must be true? O-35, f (P) dp = 15 O-3 f (p) dp = -45 9- = dp (đ) T-O O I) dp = -5 O 3s, f (P) dp = -5

Q: Find (-2, 7)-(6, -9). O/O (0.0)

A:

Q: 20+9u du (9u? + 20) . 3/21

A:

Q: Select all expressions that are equal to (v2)° A; -* B: J C: V32 D: -(V2)° E: -2 F: 2

A:

Q: If n(A) = 108, n(A U B) = 142, and n(AB) = 42, find n(B).

A: and .We have to find: .

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.