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- Solve each equation for x. a²x + 3x =2a²
Problem 55
- Solve each equation or inequality. | 10- 4x | ≥ 4
Problem 55
Problem 55
Solve each equation. See Examples 4–6. √(x+7)+3=√(x-4)
- Solve each equation using the quadratic formula. See Examples 5 and 6. x^2 = 2x - 5
Problem 55
- Let ƒ(x)=-3x+4 and g(x)=-x^2+4x+1. Find each of the following. Simplify if necessary. See Example 6. ƒ(1/3)
Problem 55
Problem 55
Which inequality has solution set (-∞, ∞)? A. (x-3)2≥0 B. (5x-6)2≤0 C. (6x+4)2>0 D. (8x+7)2<0
Problem 55a
Find each product. Write answers in standard form. (2+i)(3-2i)
Problem 56
Solve each equation or inequality.
Problem 56
Solve each equation. See Examples 4–6. √(x+5) + 2 = √(x-1)
- Solve each equation for x. 3x=(2x-1)(m+4)
Problem 57
- Solve each equation or inequality. | 6- 3x | 4 < -11
Problem 57
Problem 57
Solve each equation. See Examples 4–6. √(2x+5)-√(x+2)=1
- Solve each equation using the quadratic formula. See Examples 5 and 6. -4x^2 = -12x + 11
Problem 57
Problem 57
Solve each rational inequality. Give the solution set in interval notation. See Examples 8 and 9. (x-3)/(x+5)≤0
Problem 58
Solve each equation or inequality.
Problem 58
Solve each equation. See Examples 4–6. √(4x+1)-√(x-1)=2
Problem 58
Solve each rational inequality. Give the solution set in interval notation. See Examples 8 and 9. (x-1)/(x-6)≤0
Problem 58a
Find each product. Write answers in standard form. (1+3i)(2-5i)
- Solve each equation or inequality. | 8x + 5| = 0
Problem 59
Problem 59
Solve each equation. See Examples 4–6. √3x=√(5x+1)-1
- Solve each equation using the quadratic formula. See Examples 5 and 6. 1/2x^2 + 1/4x - 3 = 0
Problem 59
Problem 59
Solve each rational inequality. Give the solution set in interval notation. See Examples 8 and 9. (x+2)/(x+7)≥0
- Solve each equation or inequality. | 7 + 2x| = 0
Problem 60
Problem 60
Solve each equation. See Examples 4–6. √2x=√(3x+12)-2
- Solve each equation using the quadratic formula. See Examples 5 and 6. 2/3x^2 + 1/4x = 3
Problem 60
- Solve each problem. Dimensions of a Right TriangleThe shortest side of a right triangle is 7 in. shorter than the middle side, while the longest side (the hypot-enuse) is 1 in. longer than the middle side. Find the lengths of the sides.
Problem 60
Problem 60
Solve each rational inequality. Give the solution set in interval notation. See Examples 8 and 9. (x+1)/(x-4)>0
Problem 60a
Find each product. Write answers in standard form. (2+i)²
- Solve each equation or inequality. | 4.3x + 9.8| < 0
Problem 61
Problem 61
Solve each equation. See Examples 4–6. √(x+2)=1-√(3x+7)