student9123 student9123
  • 24-10-2020
  • Mathematics
contestada

3. Simplify using identities
a. 5.89 × 5.89 - 0.11 × 0.11
b. (102)^2
c. (989)^2
d. 105 × 95
e. 9.3 × 8.7

Respuesta :

maxlarson
maxlarson maxlarson
  • 24-10-2020

Answer:

a. 34.68 (Just simplify the expression)

b. 10,404 (Raise  102  to the power of  2 )

c. 978,121 (Raise  989  to the power of  2 )

d.  9,975 (Use long multiplication to evaluate)

e. 80.91 (Multiply  9.3  by  8.7 )

Answer Link

Otras preguntas

Find all solutions in the interval [0, 2π). (tan(x) sec(x) = 1) a) (x = {pi}/{4}, {5pi}/{4}) b) (x = {pi}/{2}, {3pi}/{2}) c) (x = pi) d) (x = {pi}/{3}, {4pi}/{3
Animalia 1) cell type2) uni/multi3) obtain energy4) reproduction5) examples
y = x² - 2x - 6 y = 4x + 10​
Economic forecasters are challenged by an economy where rising prices are causing a devaluation in currency. Which item most likely is responsible for this cond
The vector is rotated through a right angle, passing through the y-axis in its way and the resulting vector is .Then the projection of on is:A 3√2B 1C 2√3D √6
What is the term for the total length of floor supported by a beam? A. Cantilever B. Span C. Joist D. Girde
What is the process based metric for judging a procedural rule?
With what types of variables can the mean be used? Check all that apply. 1) Nominal 2) Numeric 3) Ordinal
Why would the N. Vietnamese release the Christmas video?
Michael and Imani go out to eat for lunch.PART AIf their food and beverages cost $25.30 and there is a 7.5% meals tax, how much is the bill? enter your answer t