Home » Classroom » JAMB Mathematics 2017 Question

Simplify 4 sqrt 27 5 sqrt 12 3 sqrt 75 - JAMB Mathematics 2017 Question

Simplify 4(\sqrt{27}) + 5(\sqrt{12}) − 3(\sqrt{75})

A
7
B
− 7
C
− 7\(\sqrt{3}\)
D
7\(\sqrt{3}\)
Ask EduPadi AI...
Correct Option: D

4(\sqrt{27}) + 5(\sqrt{12}) − 3(\sqrt{75})

= 4(\sqrt{3}) × 9 + 5(\sqrt{3}) × 4 − 3(\sqrt{3}) × 25

= 4 × 3(\sqrt{3}) + 5 × 2(\sqrt{3}) − 3 × 5(\sqrt{3})

= 12(\sqrt{3}) + 10(\sqrt{3}) − 15(\sqrt{3})

= (12 + 10 − 15)(\sqrt{3})

= 7(\sqrt{3})

Please share this, thanks:

#JAMB #JAMB

Add your answer

Notice: Please post responsibly.

No responses