|
About 11892 results. 1294 free access solutions
| № |
Condition |
free/or 0.5$ |
| m67939 | Determine whether the graph is symmetric with respect to the x-axis, the y-axis, and the origin.
(a) y2 + 4xy2 - y4 = x4 - 4x3 + 3x2 +2x2y2
(b)
(x2 + y2)2 = 2xy |
buy |
| m67940 | Determine whether the graph is symmetric with respect to the x-axis, the y-axis, and the origin.
a. 3x2 + 4y2 = 5
b. y3 = 6x2 |
buy |
| m67941 | Determine whether the graph is that of a function. An open circle indicates that the point does not belong to the graph.
(a)
(b)
(c) |
buy |
| m67942 | Determine whether the graph of y = x4 - 2x2 is symmetric with respect to the x-axis, the y-axis, and the origin. |
buy |
| m67943 | Determine whether the lines are parallel, perpendicular, or neither.
2x + 3y = -12,
2y - 3x = 8 |
buy |
| m67944 | Determine whether the lines are parallel, perpendicular, or neither.
3x - 2y = 8,
6x - 4y = 2 |
buy |
| m67945 | Determine whether the ordered pair (1 / 2, 9 / 10) is a solution of the equation 5y - 4 = x. |
buy |
| m67946 | Determine whether the pair of lines is parallel, perpendicular, or neither.
(a) y = 26 / 3 x - 11,
y = - 3 / 26 x - 11
(b) y = - 3x + 1,
y = - 1 / 3 + 1
(c) y = 2 / 5 x - 4,
y = - 2 / 5 x + 4 |
buy |
| m67947 | Determine whether the points (-1, -3), (-4, -9), and (2, 3) are collinear. |
buy |
| m67948 | Determine whether the relation is a function. Identify the domain and the range.
(a) {(3, 1), (5, 3), (7, 7), (3, 5)}
(b) {(2, 7), (-2, -7), (7, -2), (0, 2), (1, -4)} |
buy |
| m67949 | Determine whether the relation is a function. Identify the domain and the range.
(a) {(2, 10), (3, 15), (4, 20)}
(b) {(3, 1), (5, 1), (7, 1)}
(c) {(-7, 3), (-2, 1), (-2, 4), (0, 7)} |
buy |
| m67950 | Determine whether the statement is true or false.
1. A sequence is a function. [8.1]
2. An infinite geometric series with r = -1 has a limit. [8.3]
3. Permutations involve order and arrangements of objects. [8.5]
4. The total number of subsets of a set with n elements is n2. [8.7]
5. Find the first 4 terms, a11, and a23: |
buy |
| m67951 | Determine whether the statement is true or false.
1. The y-intercept of the graph of the function
P(x) = 5 - 2x3 is 15, 02.
2. The degree of the polynomial x - 1/2x4 - 3x6 + x5 is 6.
3. If f(x) = (x + 7) (x - 8), then f(8) = 0. |
buy |
| m67952 | Determine whether the statement is true or false.
a. If f(x) = (x + a) (x + b) (x - c), then f(- b) = 0.
b. The graph of a rational function never crosses a vertical asymptote.
c. For the function g(x) = x4 - 8x2 - 9, the only possible rational zeros are 1, - 1, 3, and - 3? |
buy |
| m67953 | Determine whether the statement is true or false.
(a) The greatest integer function pairs each input with the greatest integer less than or equal to that input.
(b) In general, for functions f and g, the domain of fog = the domain of gof.
(c) The graph of y = (x - 2)2 is the graph of y = x2 shifted right 2 units.
(d) The graph of y = -x2 is the reflection of the graph of y = x2 across the x-axis. |
buy |
| m67954 | Determine whether the statement is true or false.
a. The sequence 2, -2 √2, 4, -4√2, 8,....... is geometric.
b. The sequence with general term 3n is geometric.
c. The sequence with general term 2n is geometric. |
buy |
| m67955 | Determine whether the statement is true or false.
The intersection of the lines y = 2 and x = - 3 / 4 is (- 3 / 4, 2). |
buy |
| m67956 | Determine whether the statement is true or false.
The lines 2x + 3y = 4 and 3x - 2y = 4 are perpendicular. |
buy |
| m67957 | Determine whether the statement is true or false.
The lines y = 2x - 3 and y = 5 are perpendicular. |
buy |
| m67958 | Determine whether the statement is true or false.
The lines y = 2 / 5 x + 4 and y = 2 / 5 x - 4 are parallel. |
buy |
|