This should the answer at the top of the photo, plus a graph
Answer:
b) (1, 3, -2)
Step-by-step explanation:
A suitable calculator can give you the answer to this right away. Or, you can try the answer choices in the equations to see which works.
The answer choice that works is choice B.
2·1 +3 -(-2) = 7
-1 -2(3) +4(-2) = -15
1 +2(3) -5(-2) = 17
Answer:
let height of ||g be 'b', then base of ||g be 3b.
area of ||g=base×height
75cm
2
=3b×b
b
2
=25
b=5cm, therefore height =5cm
Answer:
- i
Step-by-step explanation:
Given
Multiply numerator/ denominator by i
= [ i² = - 1 ]
=
= - i
Answer:
32. steps below.
Step-by-step explanation:
So calculate 4(2x2^3-8)
=
4(2^4-8)
calculate
4(16-8)
Then get
4x8=32.