Answer:
Step-by-step explanation:
missing angle is 113 degree because the relation between 113 degree and missing angle is that they are alternate interior angle and alternate interior are always equal.
Answer:
Option (B)
Step-by-step explanation:

By applying multiplication property of the matrices,
Therefore, system of equations formed will be,
5x + 2y + z = 16
7x - 5y + 2z = 3
-5x + 3y + z = 12
Option (B) will be the correct option.
Answer:
2 23000745000000000000000000000000000000000000000000000000 ( if I counted correctly !)
Step-by-step explanation:
It is really big ....move the decimal to the right 56 places
the e means exponent 2.2300745 x 10^56
Answer:
2
Step-by-step explanation:
a negative x negative is always a positive
a negative x positive is negative
a positive x positive is negative