Answer:
f(7) = - 113
Step-by-step explanation:
When u see a function like this it just mean to place the 7 instead of the x(simply put)
so you just fill it in and then simplify:
(-4 x 49) + (10 x 7) + 13 = -113
If the two lines don't connect and are right next to each other like this it is parallel.
_______ But if they are connected and look more like this they are
_______ perpendicular. ⊥
Answer:
Step-by-step explanation:
We know that for two similar matrices and exists an invertible matrix for which
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∴
Also
and
∴
so,
Answer:
3 gallons
Step-by-step explanation:
3/4+3/4+3/4+3/4=3
or 3/4*4+3
there is 60 minutes in an hour and if she picked for two hours thats 120 minutes divide that by 30 you get four so then you can multiply your fraction by four or add it, up to you (you get the same answer either way). Hoped this helped a little.
Answer:
B. 3a
Step-by-step explanation: