Mawukosegbawu
Mawukosegbawu Mawukosegbawu
  • 10-10-2020
  • Mathematics
contestada

Evaluate (18)^2-(15)^2.
Please show working

Respuesta :

supriya81 supriya81
  • 10-10-2020
18^2-15^2
=324-225
99
Answer Link
Аноним Аноним
  • 10-10-2020

• Answer:

99

• Step-by-step explanation:

Hi there !

use formula a² - b² = (a-b)(a+b)

18² - 15² =

= (18 - 15)(18 + 15)

= 3×33

= 99

Good luck !

Answer Link

Otras preguntas

What is the median of this data set? Shield Darter Number of Sites 2 3 4 5 6 7 8 9 10 Number of Shield Darter
Carter Motor Company claims that its new sedan, the Libra, will average better than 32 miles per gallon in the city. Assuming that a hypothesis test of the clai
30 POINTS!!!!!!!!!!!!ANSWER!!!!!!!!!!!!!!!!!
Hitler believed it would take how long to build a new German empire A. 100 years B. 50 years C. 500 years D. 1,000 years
Can somone help im unsure on how to fo this. i used trig but still cannot find the answer
A decade-old study found that the proportion, P, of high school seniors who believed that "getting rich" was an important personal goal was 75%. A researcher de
Read the lines from the poem. "If you can meet with Triumph and Disaster / And treat those two imposters just the same;" What is the impact of the alliteration
An epidemic is the rapid spread of a disease across
easy question about function
11. A political polling organization conducted a survey by selecting 100 random samples, each consisting of 500 registered voters. The registered voters in each