5, because the spouse can be an exemption if not claimed as a dependent on another person's return. The head of household is an exemption as the person doing the return and all kids.
Since the string has already two 2, then we will compute the whole number of strings whose length is 4, over the alphabet {0,1}:

There is then 16 such strings.
Answer:
Step-by-step explanation:
P(x) = a(x - 2)2(x + 4), a ≠ 0
Use the given point (0,-10) to find a.
-10 = a(0 - 2)2(0 + 5) = a(4)(5) = 20a
a = -10/20 = -1/2
P(x) = (-1/2)(x - 2)2(x + 5)
You can expand this if you wish
Answer:

Step-by-step explanation:

When there is a ( + ) in front of an expression in Parentheses, there is no need to change the sign.
That means the expression remains the same.
⇒
Move 5/3 to right hand side and change it's sign
⇒
While performing the addition or subtraction of like fractions , you just have to add or subtract the numerator respectively in which the denominator is retained same.
⇒
Calculate
⇒
Divide -39 by 3
⇒
Hope I helped!
Best regards!!