(x-5)2=9
Make the equation equal to 0
(X-5)2-9=0
For each question sub in the value given for x.
A) (5-5)2-9
(0)2-9
0-9
-9
B) (8-5)2-9
(3)2-9
6-9
-3
C) (3-5)2-9
(-2)2-9
-4-9
-13
D) (-5-5)2-9
(-10)2-9
-20-9
-29
E) (-8-5)2-9
(-13)2-9
-26-9
-35
Hope this helps!
See attached picture for solutions
15. Recessive alleles become non-dominant because we know a capital letter is dominant rather than a lower case
16. Genotypes- PP & PP
17. All alleles(all have at least one capital letter)
I think it's either 18 or 24.. I've had this question before but I'm not positive which answer I put and if it was correct, sorry I couldnt help much :(