2010016608 Level: AGiven the function f(x)=3x−4, where x∈(−4;3], determine the monotonicity of f.increasingdecreasingconstantnonincreasing
2010016607 Level: AGiven the function f(x)=−2x+3, where x∈(−3;4], determine the monotonicity of f.decreasingincreasingconstantnondecreasing
2010016606 Level: AConsider the function f(x)=−2x−6, x∈(−∞;2]. Find the range of f.[−10;∞)(−∞;−10)(−∞;−10](−10;∞)
2010016605 Level: AChoose the formula of the function whose graph is shown in the picture.f(x)=x+1; x∈[−2;3)f(x)=x+1; x∈(−2;3]f(x)=−x+1; x∈[−2;3)f(x)=x−1; x∈[−2;3)
2010016604 Level: ADetermine whether the line drawn in the picture is the graph of a linear function of the variable x. If so, find the formula for the function.There is no graph of the linear function in the picture.y=−2x=−2y=2x
2110016603 Level: AConsider the linear function f(x)=3x−6. Which of the given graphs is the graph of f?
2010016602 Level: AConsider the linear function f(x)=2x+7. Give the input value for f such that the output value of f is −9.−8−11−125
2010016601 Level: AGiven the linear function f(x)=kx+3, find the value of k so that f(6)=15.k=2k=15k=3k=5