siobhanmc1 siobhanmc1

10-03-2016
Mathematics

contestada

How would you use estimation to evaluate this expression 10.2 x [(2x3.7)+8]

Respuesta :

10-03-2016

Round off the decimals to a sensible number. So 3.7 would be 4 and 10.2 would be 10. In this case, it would be (2 × 4 + 8) × 10 which is 160.

Answer Link

Otras preguntas

Which of the following is a factor of the polynomial 2x^2 – 3x – 5 ? F. x – 1 G. 2x – 3 H. 2x – 5 J. 2x + 5 K. 3x + 5

In the equation x^2 + mx + n = 0, m and n are integers. The only possible value for x is –3. What is the value of m ? A. 3 B. –3 C. 6 D. –6 E. 9

The sides of a square are 3 cm long. One vertex of the square is at (2,0) on a square coordinate grid marked in centimeter units. Which of the following points

Sectional rivalries leading up to the Civil War centered on what 3 issues?

should homework be banned? why or why not?

How many irrational numbers are there between 1 and 6 ? F. 1 G. 3 H. 4 J. 10 K. Infinitely many

In the standard (x,y) coordinate plane, what are the coordinates of the midpoint of a line segment whose endpoints are (–3,0) and (7,4) ? A. (2,2) B. (2,4) C. (

should homework be banned? why or why not?

A DVD player with a list price of $100 is marked down 30%. If John gets an employee discount of 20% off the sale price, how much does John pay for the DVD playe

The sides of a square are 3 cm long. One vertex of the square is at (2,0) on a square coordinate grid marked in centimeter units. Which of the following points