Write the number in scientific notation.0.000345

A. 3.45 × 10-5
B. 3.45 × 10-4
C. 3.45 × 104
D. 3.45 × 10-3


Answer: B

Mathematics

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Graph the quadratic function using its properties. Based on the graph determine the domain and range of the quadratic function.f(x) = x2 + 6x + 8

A. domain: {x|-? < x < ?}
range: {y|y ? -1}

B. domain: {x|-? < x < ?}
range: {y|y ? 1}

C. domain: {x|-? < x < ?}
range: {y|y ? 1}

D. domain: {x|-? < x < ?}
range: {y|y ? -1}

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Solve the problem.A parallelogram has a base of length 3x + 1 and a height of x + 1 and has an area of 96 square units. Find the base and height of the parallelogram. (A = bh)

A. height = 8 units; base = 12 units B. height = 6 units; base = 16 units C. height = 2 units; base = 48 units D. height = 4 units; base = 24 units

Mathematics

Use a graphing calculator to solve the linear equation.-6x + 9 + 4x = -2x + 14

A. ? B. {-9} C. {5} D. all real numbers

Mathematics

Graph the quadratic function using its properties. Based on the graph determine the domain and range of the quadratic function.f(x) = x2 + 4x

A. domain: {x|-? < x < ?}
range: {y|y ? 4}
 
B. domain: {x|-? < x < ?}
range: {y|y ? 4}

C. domain: {x|-? < x < ?}
range: {y|y ? -4}
 
D. domain: {x|-? < x < ?}
range: {y|y ? -4}
 

Mathematics