Top answers

Solve the inequality 􏰂|2x + 1|􏰂 < 3|􏰂x − 2|􏰂.

(2x+1) 2 &lt; 9(x-2) 2 4x 2 +4x+1 &lt; 9(x 2 -4x+4)4x 2 +4x+1 &lt; 9x 2 -36x+360 &lt; 5x 2 -40x+35Apply quadratic equation solving formula (40+30)/10=7 and (40-30)/10=1hence x&lt;1 and x&gt;7
AT
Answered by Alejandra T. • Maths tutor
9947 Views

The exchange rate between dollars and euros(€) is €1 = $1.158 . (a) Felicity changes €4900 into dollars. Work out how many dollars she receives.

4900*1.158=5674.2/1Felicity receives $5670 (to 3sf)
AT
Answered by Alejandra T. • Maths tutor
5571 Views

¿Cuál era el trabajo de Sara cuando vivía en la ciudad?

Sara trabajaba como camarera en una cafetería.
AT
Answered by Alejandra T. • Spanish tutor
2713 Views

List two primary and two secondary impacts of volcanic activity giving detail of each

Primary impacts are those that affect the area in close proximity to the volcano immediately after a volcanic event. A first impact is that of the release of tephra which is solid material that can range in ...
IF
Answered by Izzy F. • Geography tutor
14296 Views

Using at least one diagram, explain the difference between demand-pull and cost-push inflation.

Inflation is defined as a persistent increase in the average price within a country, in other words a decrease in the purchasing power of a currency. There are two main groups that the reasons for inflation ...
RH
Answered by Rachel H. • Economics tutor
7211 Views