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190215 f(x)=7-x, (0 ≤ x ≤ 4),f(x)=$$\frac{1}{2}$$x-2(4 < x ≤ 6).Which one of the following options can be the possible value of f(x）?
Magoosh If $$f(x) = x^3 - 5$$ and f(k) = 3 then k =
Magoosh If $$f(x) = x^{4} - 3x^{3}- 2x^{2} + 5x $$, then f(-1) =
PREP07 Test 2 Are the integers z and f to the right of 0 on the number line? (1) The product of z and f is positive. (2) The sum of z and f is positive.
191031 还原机经选题: 数论&amp;代数 If k and n are positive factors, and f(n) represents the remainder when n is divided by k，is k>10?
(1)f(k+32)=8
(2)f(k+42)=6
Ready4

If function f(z) represents the sum of the distinct prime factors of z, then what is the value of f(f(250))?
For all numbers x, the function f is defined by f(x) = 3x + 1 and the function g is defined by g(x) = $$\frac{x-1}{3}$$ . If c is a positive number, what is the value of g(c)?(1) f(c) = 13(2) f(1) = c
Set P {a, b, c, d, e, f, g]Set Q {a, b, c, d, e, f}If a, b, c, d, e, f, and g are distinct integers, which of the following MUST be true?
OG16 OG17 OG18 OG19 OG20 OG2022 The function f is defined by $${f}({x})=\sqrt x-{10}$$ for all positive numbers x. If $$u = f(t)$$ for some positive numbers $$t$$ and $$u$$. What is t in terms of $$u$$?
OG19-数学分册 For every even positive integer m, f(m) represents the product of all even integers from 2 tom, inclusive. For example, $$f(12) = 2 \times 4 \times 6 \times 8 \times 10 \times 12$$. What is the greatest prime factor of f(24) ?
Ready4

What is the value of integer f?

  1. f( f+3 )=10
  2. (2 f) 2f =256
Magoosh If $$f(x) = x^{2} + 4$$ and f(2k) = 36, then which of the following is one possible value of k?
Magoosh If f(x) = $$12-{x^{2}\over{2}}$$and f(2k) = 2k, what is one possible value for k?
OG18-数学分册 For every even positive intger m, f(m) represents the product of all even integers from 2 to m, inclusive. For example, f(12) = 2 x 4 x 6 x 8 x 10 x 12. What is the greatest prime factorof f(24)?
Ready4 The function f is defined for each positive three-digit integer n by <font color='#FE8080'>f</font>(n) = 2^{x}3^{y}5^{z}, where x, y, and v z are the hundreds, tens, and units digits of n respectively. If m and v are three-digit positive integers such that <font color='#FE8080'>f</font>(m) = 9f(v), then m - v =
Ready4

In the -plane, lines and intersect at the point . Is the -intercept of greater than the -intercept of ?

(1) The slope of is .

(2) The slope of is negative.
181215 f(x)=$$x^{n}$$-1. What's the solution of f(x)=0? 1: n is odd. 2: n is the multiple of 3.
PREP07 Test 2 The function f is defined for all positive integers n by the following rule: f(n) is the number of positive integers each of which is less than n and has no positive factor in common with n other than 1. If p is any prime number then f(p) =
190124 Does the parabola f(x)=a$$x^{2}$$+2x-2 intersect with the line g(x)=-2x+3? 1：f(1)=-1 2：a=2
Magoosh If F is the prime factorization of N!, how many factors in F have an exponent of 1?Statement #1: 32 ≤ N ≤ 40 Statement #2: 27 ≤ N ≤ 35