First plug in -4 for g to get 3(-4)-1. 3(-4) equals -12, and -12-1 equals -13.
Answer:
A=2πrh
Step-by-step explanation:
A=2*22/7*4*9
=230
Answer:
1.B not sure about 2 though sorry i couldnt help u on 2 Step-by-step explanation:
The sum of forty-five and a number n is 46.1, and the expression that can represent this can be written "45+n" where the value of n is 1.1
<h3>What is an Expression?</h3>
In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.
The statement that is given to us is" the sum of forty-five and a number", therefore, the expression that will represent this can be written as,
45 + n,
Now, if the value of n is 1.1. Then the sum will be,

Hence, the sum of forty-five and a number n is 46.1, and the expression that can represent this can be written "45+n" where the value of n is 1.1
Learn more about Expression:
brainly.com/question/13947055
Answer:
a) 1 / 10
b) $15/10 = $1.50
Step-by-step explanation: