tan sin 3

Q: A website offers mp3 downloads for a fee of $5$5 plus $0.15$0.15 for each song. Which choice gives…

A: I order to get to the answer add the fixed cost and the variable cost.

Q: Translate each phrase into an expression. Use x to represent “a number.”  The product of -71 and a…

A: SOLUTION given The product of -71 and a number  we need to translate phrase into an expression Use x…

Q: Simplify each expressic 6(a +8)

A: Solution

Q: Rewrite each expression in the form a(b)x a.  52x b. 32x-3

A: a. 52xb. 32x-3We have to express in the form of abx

Q: Find the value of each variable 16/3 45 30 y

A: We have  to find x

Q: evaluate each algebraic expression for the given values of the variables. (1/x + 1/y)/(1/x - 1/y)…

A: Any algebraic expression of the form 1x+1y can be added using cross multiplication. Here multiply…

Q: simplify each numerical expression. -(1/3)-3

A: To simplify each numerical expression. -(1/3)-3. To take negative powers of any term is as follows:…

Q: Mary wants to exercise at least / at most 20 minutes a day. Write as an expression for each

A: Let the number of minutes marry exercise be x then,

Power Operation

Power operation is topic of algebra in Math. It is use to represent repeated multiplication. Very big number and very small number can be easily express using power operation. Power operation is useful in many fields. In space engineering, it helps in representing the distance or size of particular heavenly body. In medical field, it is used to represent very small size. In medical field it helps to mention size of bacteria or virus. 

Exponents

The exponent or power or index of a variable/number is the number of times that variable/number is multiplied by itself.