Which expression is equivalent to (2r² + r - 1) - (3r² + 4r - 5) ?
A.) -r² - 3r + 4
B.) -r² + 5r - 6
C.) 5r² - 3r + 4
D.) 5r² + 5r - 6
A.) -r² - 3r + 4
B.) -r² + 5r - 6
C.) 5r² - 3r + 4
D.) 5r² + 5r - 6
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The gravitational potential energy of an object is given by the formula P = mgh.
Which equation is correctly solved for the height, h? A.) h = P + mg B.) h = P - mg C.) P h = ---- mg D.) h = Pmg
The graph of a quadratic function f(x) has a minimum at (-2,-3) and passes through the point (2,13). The function g(x) is represented by the equation g(x) = -(x + 2)(x - 3).
How much greater is the y-intercept of g(x) than f(x)? |
Algebra 1 State Test Practice Archives
January 2020
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