Answer: Therefore, the age of my sister is 13 years.
Step-by-step explanation:
Let the age of my sister is x yeas.
Then according to question..
24 = 2x -2
Or, 2x=26
or, x= 26/2
x= 13
Answer:
63
Step-by-step explanation:
Step 1: Define
f(x) = -x - 12
f(-5) is x = -5
f(-3) is x = -3
Step 2: Find f(-5)
f(-5) = -(-5) - 12
f(-5) = 5 - 12
f(-5) = -7
Step 3: Find f(-3)
f(-3) = -(-3) - 12
f(-3) = 3 - 12
f(-3) = -9
Step 4: Find f(-5) × f(-3)
-7 × -9
63
Use photomath
hope this helps
Integers are whole numbers that can range from negative infinity to positive infinity. Irrational numbers are numbers with repeating ends and have decimals. Rational numbers on the other hand can be positive or negative which can be expressed as fractions. natural numbers are positive integers only. hence, -14/11 is a D. rational number