Algebra - math word problems - page 135 of 312
Number of problems found: 6225
- Sequence members
Determine the first 11 members of the sequence if a12 = 676, d = 29. - Quadratic without formula
A quadratic equation is given: x²-x-2=0 Without solving this equation, construct a quadratic equation whose roots are the square of the roots of the given equation. - Arithmetic progression difference
Determine the difference d in AP if a1=3 and a1+a2=12 - The third 2
The third term of an arithmetic sequence is -12, and the seventh term is 8. What is the sum of the first 10 terms? - Parabolic sequence
Find the sum of the first nine terms of an arithmetic sequence whose general term is a(n) = 3n²+5 - The product 9
The product of the third and second terms of the arithmetic progression is 3000. If the common difference is 10, find the first term. - GP 3 members
Given that 49, X, and 81 are consecutive terms of a geometric progression, find: A. The value of x B. Geometric mean - Fraction of a Number
Suppose 1/2 of 1/3 of 1/4 of 1/5 of a number is 2.5. What is the number? - The difference of AP
Find the difference d in an AP (arithmetic progression) whose 5th term is 18 and 39th term is 120. - Digit sum calculation
Calculate the digit sum of 1 345 901 - Consecutive number sum
Five consecutive numbers give the sum of 220. Identify the smallest of them. - Number expression comparison
Which number is 2a-b smaller than a + 2b? - Exponent value
Determine what y equals in expression (16^y): 5 = 0.4 - Exponent value
Determine what number equals z in the expression 3^z = 1/243 - Unknown number I think number. If I subtract from the twelfth square the ninth square, I get a number 27 times greater than the intended number. What is this unknown number?
- Series and sequences
Find a fraction equivalent to the recurring decimal. 0.435643564356 - Positive number
Which positive number equals twice its square? - Apples
Hanka has 5 apples more than Juro and 7 apples less than Mirka. Mirka has 19 apples. How many apples have Hanka, and how many Juro? - Sequence
Write the first 7 members of this sequence: a1 = 8 a2 = -9 an+2 = an+1 +4 an - Fraction
Find for what x fraction: (-4x -6)/(x) equals:
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