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In an arithmetic progression, first term a=-8 and common difference d=-5. Find the 13th term.
Correct answer(s):
- -68
In an arithmetic progression, first term a=1 and common difference d=-2. Find the sum of the first 19 terms.
Correct answer(s):
- -323
In an arithmetic progression, first term a=4 and common difference d=2. Find the 8th term.
Correct answer(s):
- 18
In an arithmetic progression, first term a=-1 and common difference d=-4. Find the sum of the first 23 terms.
Correct answer(s):
- -1035
In an arithmetic progression, first term a=9 and common difference d=-5. Find the 11th term.
Correct answer(s):
- -41
In an arithmetic progression, first term a=7 and common difference d=6. Find the sum of the first 14 terms.
Correct answer(s):
- 644
In an arithmetic progression, first term a=3 and common difference d=-2. Find the 25th term.
Correct answer(s):
- -45
In an arithmetic progression, first term a=-1 and common difference d=5. Find the sum of the first 24 terms.
Correct answer(s):
- 1356
In an arithmetic progression, first term a=-4 and common difference d=6. Find the 9th term.
Correct answer(s):
- 44
Solve 2^(2x + 1) = 2^5.
Correct answer(s):
- 2
Solve 3^(2x + 2) = 3^4.
Correct answer(s):
- 1
Solve 3^(2x + 3) = 3^2.
Correct answer(s):
- -1/2
Solve 5^(2x + 4) = 5^4.
Correct answer(s):
- 0
Solve 2^(2x + 1) = 2^2.
Correct answer(s):
- 1/2
Solve 5^(2x + 1) = 5^5.
Correct answer(s):
- 2
Solve 5^(2x + 4) = 5^4.
Correct answer(s):
- 0
Solve 5^(2x + 1) = 5^6.
Correct answer(s):
- 5/2
Solve 3^(2x + 2) = 3^5.
Correct answer(s):
- 3/2
Solve 5^(2x + 2) = 5^3.
Correct answer(s):
- 1/2
Solve 3^(2x + 2) = 3^4.
Correct answer(s):
- 1