24.75cm
33.00cm
41.25cm
49.50cm
Correct answer is D
No explanation has been provided for this answer.
Simplify: \(\frac{4^{-\frac{1}{2}} \times 16^{\frac{3}{4}}}{4^{\frac{1}{2}}}\)
1/4
0
1
2
4
Correct answer is D
\(\frac{4^{-\frac{1}{2}} \times 16^{\frac{3}{4}}}{4^{\frac{1}{2}}}\)
= \(\frac{16^{\frac{3}{4}}}{4^{\frac{1}{2}} \times 4^{\frac{1}{2}}}\)
= \(\frac{(2^4)^{\frac{3}{4}}}{4^{\frac{1}{2}} \times 4^{\frac{1}{2}}}\)
= \(\frac{2^3}{4}\)
short and thick
short and thin
long and thick
long and thin
Correct answer is B
No explanation has been provided for this answer.
Which of the following stimuli are not perceived through the skin of mammals?
Light
Pressure
Pain
Heat
Cold
Correct answer is A
No explanation has been provided for this answer.
-2
1
2
6
12
Correct answer is A
when n = 2
(-1)\(^{n-2}\) 2\(^{n+1}\) = 2
When n = 3
(-1)\(^{n-2}\) 2\(^{n+1}\) = -4
Sum = 2 - 4 = -2