Calculate: 80496
Calculate: |7 − 15| + |8| − |−13| − 1 =
Correct answer:
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- Add and subtract fractions
Calculate: A) 6/14 + 1/14 = B) 1 2/5 + 2 1/5 = C) 2/13 + 5/13 + 7/13 = D) 2 1/10 + 0/10 = E) 3 + 10/11 = F) 2/3 + 4/3 G) 4 1/9 + 2 4/9 = H) 8 3/8 + 3 1/8 + 1 7/8 = I) 4/9 + 6 1/9 = J) 11/6 + 2 1/6 = K) 0 1/15 + 7/15 + 3 4/15 = - Correctness 3416
Calculate and verify the correctness of the test result: 12 (3c - 5) + 11 = 10 (8c - 7) - 16c - Angle between lines
Calculate the angle between these two lines: p: -8x +4y +5 =0 q: 10x +10y -7=0 - Fractions: 32541
Solve the following equation with fractions: (5x + 1) / 3 + (17-x) / 2 = (3x + 1) / 8 + 15
- Expressions 65194
Calculate the product of numeric expressions A and B if: A = 10 - (9 -8) - (6 -7) B = 4-10² + 5.10 + 9 - Simple equation 8
Solve the following equation: 36=-(1+7x)-6(-7-x) - Calculate: 25551
Calculate: a) 17 + (-23) - (-42) = b) - 32 - (+12) + (+13) = c) 6.7 - (+ 2.5) - (- 8.2) = d) - 0.56 - 4.38 + 6.78 = - Decimal expansion
Calculate: 2 . 10 + 2 . 100000 + 2 . 1 + 4 . 100 + 9 . 10000 + 8 . 1000 = - Calculate 3339
A1 + a3 = 15 a1 + a2 + a3 = 21 Calculate a1 and q (quotient of the geometric sequence).
- Quadratic equation
Quadratic equation 7x²+bx+c=0 has roots x1 = 67 and x2 = -84. Calculate the coefficients b and c. - Calculate 33101
Calculate ǀǀ4ǀ. ǀ-8ǀ - (- 3) ǀ: ǀ2 + ǀ-2ǀǀ = - Simple equation 10 35= 7*3*x what is x?
- Area
Calculate: x = 7 m² + 7 dm² + 7 cm² - Operation 7297
Fill in the operation symbols (+ - * /) to apply: (4 4) (4 4) = 15
Solve the equation: (2v + 2) / 8 = (v-7) / 4-v
Fill two natural numbers a, b: 7 + blank- blank = 5