jordanpook535 jordanpook535
  • 04-06-2021
  • Mathematics
contestada

Evaluate each expression given that a =-5, b=2 and c=1

b) b-a+c

c) 2b+6c

d)abc

e) -2ab/c

Respuesta :

spectrojamz
spectrojamz spectrojamz
  • 04-06-2021

Answer:

Given

a=-5

b=2

c=1

i) b - a + c

= 2 -(-5) + 1

=2 + 5 + 1

=8.

ii)2b + 6c

= 2(2) + 6(1)

=4 + 6

=10.

iii) abc = (-5)(2)(1)

= -10.

iv) -2ab/c

= -2(-5)(2)/1

= 20.

Answer Link

Otras preguntas

a piece of wood is 180cm long, Tom cuts it into three pieces in the ratio 2:3:4 Work out the length of the longest piece
What are three interesting facts about Susan B. Anthony's childhood ?
The diagram shows a patio in the shape of a rectangle. The patio is 3.6m long and 3m wide. Mathew is going to cover the patio with paving slabs. Each paving sla
What are the origins of prevailing ideas about natural, ideal, and deviant bodies in sports and in society?
how do I solve this proportion?
What is the electron configuration of helium
Why was there growing involvement of the USA in Europe in the years 1945-48 ??
What is a tonal collage? We learnt it in school BUT  I can't remember.
The sum of a number and 18 times its reciprocal is 11. Find the number(s). Let x represent the unknown number. The Reciprocal of x is____?
An oscillator makes four vibrations in one second. What is its period and frequency?