Answer:
A
Step-by-step explanation:
Just make 1 3/4 an improper fraction and multiply by 4:
1 3/4 = 7/4
7/4 * 4 = 7
(9x 10^-3)^2=
, so d 8.1x10^-6
Evaluate 1/2a^-4b^2 for a =-2 and b=4

A number raised to a negative exponent is sometimes negative.
Hope this helps, now you know the answer and how to do it. HAVE A BLESSED AND WONDERFUL DAY! As well as a great Valentines Day! :-)
- Cutiepatutie ☺❀❤
Answer:
(c) the sample is amount of sleep the volunteers got in the study.
Step-by-step explanation:
sample: this is a small part that is intending to show what a big part is all about.
volunteer: a person who does something willingly.
Answer:
Reflexive property
Step-by-step explanation:
The property means that a real number is always equal to itself. For example, x=x. It works for all real numbers and is pretty simple. 3=3, 7.5=7.5 and etc