Answer:
5 + 2√6 or 9.898979
Step-by-step explanation:
(√3 + √2) (√3 + √2)
= 5 + 2√6
decimal = 9.898979
Answer:
The actual building will be 7.5 m tall
Step-by-step explanation:
Given the scale model value of the building, we want to find the actual height of the building
From the scale model;
1 cm = 0.5m
Thus 15 cm will be 15 * 0.5 = 7.5 m
Answer: t= -4
Step-by-step explanation:
-6t = 24
t = -4
Sorry, I misinterpreted the question before.\\\\
4^20+4^20+4^20+4^20 \\\\
4(4^20)\\\\
4^21\\\\