Answer:
Are you sure the question is right?
Answer:
40
Step-by-step explanation:
you multyply 4 by 10 to get 40 or add 4 10 times
Answer:
(a)
Step-by-step explanation:
The tangent and the normal at point P are perpendicular.
Given
= 3, then
Given the gradient m of the tangent then the gradient of a line perpendicular to it is
= -
= -
→ (a)
Answer:
89:120
Step-by-step explanation:
convert the both times to minutes
2 hours is 120 mins
89:120
both divisible by 1
89:120
it cant be simplified further
4:2 can represented as 4 / 2. Or also 2.
30 / 2 = 15