Examples for secondary school students - page 166 of 230
Number of problems found: 4586
- Difference 3923
Determine the ninth term and the difference AP if a3 = 4.8 and a2 + a3 = 8. - Complex roots
Find the sum of the fourth square root of the number 16. - Diagonal of the rectangle
Calculate the rectangle's diagonal, whose area is 54 centimeters square, and the circuit equals 30 cm. - Dictation
A total of 30 students wrote the dictation. One third of them got a one or a four. Four times more twos than threes. How many students have an insufficient grade, if we know that 7 students got a first grade, which is also the same number as the sum of th - Determine 3914
Find the quotient and the sixth term of GP if a1 = 420, a1 + a2 = 630. - Four-digit 3912
Create all four-digit numbers from digits 1,2,3,4,5, which can repeat. How many are there? - Difference 3908 Determine the fourth term and the difference AP if a1 = 3.2 and a2 + a3 = 7.
- Determine 3904
Determine the seventh GP member if a1 = -3.4, q = 5 - Third member Determine the third member of the AP if a4=93, d=7.5.
- Three friends
Three friends divided the profit by 104,650 CZK so that for every 4 CZK, which got the first friend, equals five crowns for the second, and for every 9 CZK, which got the second, equals 16 CZK for the third. Question: Who got the most and how much? - Billiard balls
A layer of ivory billiard balls radius of 6.35 cm is in the form of a square. The balls are arranged so that each ball is tangent to everyone adjacent to it. In the spaces between sets of 4 adjacent balls, other balls rest, equal in size to the original. - Probability 3891
Michal chose blue, white, red, orange, black, and brown shorts. What is the probability that he will select blue shorts? - Sum of members What is the sum of the first two members of the arithmetic progression if d = -4.3 and a3 = 7.5?
- Third roots Determine the sum of the three complex third roots of the number 64 .
- Calculate roots of z
Calculate the ratio of the two fifth roots of the number 32. - Complex square roots
Determine the sum of the three square roots of 343. - Equation: 3881 What is the solution of the equation: 2^x = 2/64
- Difference 3878 Determine the difference between members of AP and find the third term: 7; 3.6;...
- Determine 3876 Determine the second term and the quotient GP if a3 = 48.6 a1 + a2 = 6
- Difference 3875
The four numbers are in a ratio of 5:7:4:6. Their difference is equal to -84. Specify these numbers.
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