Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log17

A.  log17mn -  log178
B.  log17m +  log17n - log178
C.  log17m ?  log17n ÷  log178
D.  log17m +  log17n -  log178

Answer: D

Mathematics

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A.

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Multiply. Assume that all variables represent non-negative real numbers.( + )

A. 2 + 4
B. 14 + 4
C. 2 + 2
D. 4 + 2

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Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1 cups brown sugar 1 cups white sugar 1 cups shortening 1 pinch salt 3 eggs 2 tsp soda 2

/> tsp cream of tartar 1 tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?

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Exact: 7 tsp
B. Estimate: 9 tbsp
Exact: 7 tbsp
C. Estimate: 6 tsp
Exact: 6 tsp
D. Estimate: 7 tsp
Exact: 9 tsp

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Write the vertex form of the equation of the parabola shown in the given graph. Assume a = ±1.

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