Grades 11-12 Video Solutions 2024-2024_11-12

Video Transcription

Which of the expressions below has the same value as 16 to the 15th, plus 16 to the 15th, plus 16 to the 15th, plus 16 to the 15th?  We first simplify the expression a bit. We note that 16 equals 4 squared, and we can rewrite the expression as this.  Then, we have 4 times 16 to the 15th, which is 4 times 4 to the 30, which is 4 to the 31, giving us our answer B.  .

Video Summary

Which of the expressions below has the same value as 16 to the 15th, plus 16 to the 15th, plus 16 to the 15th, plus 16 to the 15th? We first simplify the expression a bit. We note that 16 equals 4 squared, and we can rewrite the expression as this. Then, we have 4 times 16 to the 15th, which is 4 times 4 to the 30, which is 4 to the 31, giving us our answer B. .