Answer:
True
Step-by-step explanation:
true ∧ (not false) . . . . . . . has a truth value of <em>True</em>
_____
The "and" operator gives <em>true</em> if all of its operands are <em>true</em>.
Answer:
k=57
Step-by-step explanation:
Multiply both sides by 5
k-2=55
Move the constant to the right-hand side and change its sign
k=55+2
k=57
Answer:
Tickets: $78
snacks: $21
total: $99
Step-by-step explanation:
expensive movies.
The two expressions are equivalent because they have the same value regardless of the number of substituted in for y
Answer:

Step-by-step explanation:
The lab technician is dividing a cell that has a diameter of

The new cells has a diameter that is half of the diameter of the original cell.
The diameter of the new cell is given as:

Rewrite the numerator in standard notation:


We rewrite in scientific notation to obtain:
