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Math 16a worksheet 1 expand x 1x - 2 factor x2 - 4x - 21

MATH 16A WORKSHEET 1-

(1) If f(x) = 3 and g(x) = x², find f(g(7)) and g(f(7)).

(2) Find the equation of the line through (1, 1) and (2, 4). What is the x-coordinate of the point on this line whose y-coordinate is -8?

(3) Expand (x + 1)(x - 2). Factor x² - 4x - 21.

(4) Find the domain of definition of the function f(x) = 1/√(x²-1).

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Mathematics: Math 16a worksheet 1 expand x 1x - 2 factor x2 - 4x - 21

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Mathematics: Math 16a worksheet 1 expand x 1x - 2 factor x2 - 4x - 21

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