
Generate diagnostic and practice assessments on parabolas, quadratic graphs and transformations for Year/Grade 9–10 in minutes. Diagnose readiness, identify gaps in vertex, factored and standard form, and run targeted practice without writing another item by hand.

Standard, Vertex and Factored Form — Read, Convert, Graph


Transformations, Symmetry and Key Features in Context
Diagnostic, Formative or Practice — Whichever You Need

Every assessment maps to the core algebra strand for parabolic functions. Items cover identifying a parabola from its equation, converting between standard form (y = ax² + bx + c), vertex form (y = a(x − h)² + k) and factored form (y = a(x − r)(x − s)), and sketching the graph from each. Students show their work on the vertex, axis of symmetry, y-intercept, x-intercepts (roots), and direction and width of the parabola. Question types include multiple choice, short constructed response, and graph-the-parabola tasks with a digital graphing canvas.
Layered items push students past mechanical sketching into reasoning. They translate, reflect and dilate a base parabola y = x² and predict how the equation changes; they use the discriminant to predict the number of x-intercepts before solving; they interpret the vertex as a maximum or minimum in a worded problem (projectile height, profit, area). You set the topic scope and the difficulty band; the platform sets the rigour and pulls items that match.
Use a short diagnostic before the unit to see which form students recognise on sight and where transformation thinking breaks down. Run formative checks each week to track standard-to-vertex conversion fluency and graphing accuracy. Drop in a full practice assessment before the end-of-unit test. Each assessment is digital or printable, with item-level analytics so you can see exactly which sub-skill — converting forms, locating the vertex, applying transformations — a student stumbled on.
- You in approximately four minutes
Equations of a Parabola and the Three Forms
Standard form, vertex form and factored form each surface a different feature of the parabola — and students need to move between them fluently. Standard form (y = ax² + bx + c) reveals the y-intercept and the leading coefficient. Vertex form (y = a(x − h)² + k) names the vertex directly. Factored form (y = a(x − r)(x − s)) gives the roots. Tutero generates conversion items in every direction — standard to vertex via completing the square, standard to factored via factorising or the quadratic formula, vertex back to standard via expansion — so students can pick the form that matches the question in front of them.
Graphing, Transformations and Key Features
Graphing items ask students to plot the parabola accurately from any of the three forms and label the vertex, axis of symmetry, y-intercept and x-intercepts. Transformation items build off the parent function y = x²: vertical and horizontal translations, vertical stretches and compressions, reflections in the x-axis, and combined transformations described in either equation form or function notation. The discriminant (b² − 4ac) is taught as a quick predictor of how many times a parabola crosses the x-axis before students commit to a sketch.
Application and Modelling Items
Parabolas show up across senior school maths and science: projectile motion, optimisation, revenue and profit problems, satellite dish and headlight design, and the shape of a suspension bridge cable. Tutero's modelling items hand students a real context — a ball thrown into the air, a farmer fencing a paddock, a soft-drink can manufacturer maximising volume — and ask them to set up the quadratic, identify what the vertex represents, and interpret the roots. Every item is tagged to a sub-skill so analytics roll up to the level you actually plan from.