Answer:
This will correspond to drawing 81 tickets at random from the bag because each draw stands for a ticket.
Step-by-step explanation:
"Random is the process of selection in which each item of a set has an equal probability of being chosen.
"
Answer:
After solving we get
Option D is correct.
Step-by-step explanation:
We are given:
If we need to find the value of
Solving:
Taking cube on both sides
We can write Using this for solving:
So, after solving we get
Option D is correct.
Answer:
26degrees
Step-by-step explanation:
Find the diagram attached
From the diagram, Angle ABC and angle CBD are complementary hence;
<ABC + <CBD = 90
Given
<ABC = 2x
<CBD = 38
Substitute
2x + 38 = 90
2x = 90 - 38
2x = 52
x = 52/2
x = 26degrees
Hence the value of x is 26degrees
Answer:
Step-by-step explanation:
Rewrite equation:
Factor out :
Divide both sides by :
Anything to the power of 1 is itself. Hence,