The first pair is -3and 6
second is -18, and -1
third is 3 and -6
fourth is 1 and 18
Answer:
Therefore the value of a is 3.78.
Step-by-step explanation:
Indices Rule:
Given that,
(a,b) satisfies the two equations
.........(1)
and
.........(2)
From equation (1) we get
Squaring both sides
......(3)
Divide equation (3) by (2) we get
Now plug the value of b in equation (1)
Therefore the value of a is 3.78.
Answer:
$2100.21
Step-by-step explanation:
If the widow gets 0.125 and the son gets 0.4, together they get 0.525, or 52.5%. If you multiply 4000.4 * 0.525, you get 2100.21, which is a little over half of 4000.
Answer:
The coefficient of x²y³ is 40.
Step-by-step explanation:
The binomial expansion is defined as
The expression is
Expand the binomial expansion.
Combination formula:
Therefore the coefficient of x²y³ is 40.
Answer:
Step-by-step explanation:
Remember all the angles will equal 360 degrees, so add all the other angles together and subtract 360 from the sum of the other three angles for number 5.
5. x = 59 Degrees
6. x = 114 Degrees