Stretch & challenge questions
q4. here is information about two
investments.
investment a
invest £2400 for 3 years and get
£8 each month.
investment b
invest £2400 for 3 years at a rate of
3% interest per year.
which is the better investment?
you must show your working.

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.

it is only things thain can be deafeated

step-by-step explanation:

he answer is x=1x3 because x=1 to x=3

mrbilldoesmath!

answer: a parabola

steps:

(x-1)(x+4)   = x(x+4) - 1(x+4) = (x^2 + 4x) - (x+4)

                = x^2 +4x -x -4   = x^2 +3x -4

which is a parabola

mrb