Answer:
if you have -3×-4=12
Step-by-step explanation:
the reason is that anytime you multiply numbers with negative signs you get a positive value.
In order for you to get a positive number, both numbers you are multiplying must be negative.
But if one of the numbers you are multiplying is a negative and the other number positive then you have a negative value as your answer.
e.g. 3×-4=-12.
Answer:
Step-by-step explanation:
Sine doesn't have an inverse, until you restrict the domain to -pi/2 to pi/2. If you don't restrict the domain, then the inverse doesn't exist. Im going to assume the domain is restricted.
Switch the x and y values
Subtract pi/4 on both sides
Take the arcsine of both sides
What remainder is represented by the synthetic division below?
The answer is 0
<span>
The probability of at least three heads can be found by<span><span>∑<span>k=3</span>4</span><span>(<span>4k</span>)</span><span>.5k</span><span>.5<span>4−k</span></span>=<span>516</span></span></span>