Solve.A brick staircase has a total of 12 steps The bottom step requires 109 bricks. Each successive step requires 5 less bricks than the prior one. How many bricks are required to build the staircase?
A. 1,956 bricks
B. 948 bricks
C. 978 bricks
D. 1,638 bricks
Answer: C
Mathematics
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Write the number in standard notation.8.71 x 105
A. 8,710,000 B. 871,000 C. 87,100 D. 435.5
Mathematics
Name the property used to go from step to step indicated by an a), b), c), or d).
What will be an ideal response?
Mathematics
Determine the quadratic function whose graph is given.
A. f(x) = -x2 - 4x - 5 B. f(x) = x2 - 4x + 5 C. f(x) = x2 - 4x - 5 D. f(x) = x2 + 4x - 5
Mathematics
Solve for the indicated variable. Assume the variable you are solving for must be greater than 0.V = 
, for m
A. m = 
B. m = 
C. m = 
D. m = 
Mathematics