What you would do is round 47.6 to 48. You would then round 39.75 to 40. Then you add 48 & 40 to get 88.
Answer: (C) It can be shown that W = x y z ∈ R 3 : x + 2y − 4z = 0 and y − 3z = 0 is a subspace of the vector space R 3 , and the dimension of W is 2.
Step-by-step explanation:
Answer:
<em>axbgabfang </em><em>n</em><em>bfbsd </em><em>hagaf </em><em> </em><em>2</em><em>2</em><em>5</em><em>7</em><em> </em><em>uwt</em>
(3+a+2) (a+2-3)
(5+a) (a-1)
5a-5+a^2-a
Rearrange and combine like terms
a^2 +4a-5
Answer:
D
Step-by-step explanation: