4x(-2) + 4 x 7 4x5 + 2x(-1) =[-8 20]
[28 -2 ]
Answer:

Step-by-step explanation:
Given Equation:
y=? at x= 1
Putting the given value of 'x' in the equation:

At
, the value of y is 
Answer:
C
Step-by-step explanation:
The volume of the regular pyramid is 
The base of given pyramid is regular hexagon with side 12 cm. The are of this hexagon consistsof area of 6 equilateral triangles and is equal to

Hence, the volume of the pyramid is

Answer:
3
Step-by-step explanation:
Answer:
D.
Step-by-step explanation:
I hope this helps
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